Update examples.md (reactjs#2581)

Fix minor typos

content/community/examples.md

@@ -11,15 +11,15 @@ There are many example projects created by the React community. Feel free to add
 
 * **[Calculator](https://github.com/ahfarmer/calculator)** Implementation of the iOS calculator built in React
 * **[Emoji Search](https://github.com/ahfarmer/emoji-search)** Simple React app for searching emoji
-* **[Github Battle App](https://tm.dev/react-course-project/)** Battle two Github users and see the most popular Github projects for any language.
-* **[React Powered Hacker News Client](https://github.com/insin/react-hn)** A React & react-router-powered implementation of Hacker News using its Firebase API.
+* **[GitHub Battle App](https://tm.dev/react-course-project/)** Battle two GitHub users and see the most popular Github projects for any language.
+* **[React Powered Hacker News Client](https://github.com/insin/react-hn)** A React & `react-router`-powered implementation of Hacker News using its Firebase API
 * **[Pokedex](https://github.com/alik0211/pokedex)** The list of Pokémon with live search
-* **[Shopping Cart](https://github.com/jeffersonRibeiro/react-shopping-cart)** Simple ecommerce cart application built using React
+* **[Shopping Cart](https://github.com/jeffersonRibeiro/react-shopping-cart)** Simple e-commerce cart application built using React
 * **[Progressive Web Tetris](https://github.com/skidding/flatris)** Besides a beautiful, mobile-friendly implementation of Tetris, this project is a playground for integrating and experimenting with web technologies.
 * **[Product Comparison Page](https://github.com/Rhymond/product-compare-react)** Simple Product Compare page built in React
-* **[Hacker News Clone React/GraphQL](https://github.com/clintonwoo/hackernews-react-graphql)** Hacker News clone rewritten with universal JavaScript, using React and GraphQL.
-* **[Bitcoin Price Index](https://github.com/mrkjlchvz/bitcoin-price-index)** Simple bitcoin price index data from CoinDesk API.
-* **[Builder Book](https://github.com/builderbook/builderbook)** Open source web app to write and host documentation or sell books. Built with React, Material-UI, Next, Express, Mongoose, MongoDB.
+* **[Hacker News Clone React/GraphQL](https://github.com/clintonwoo/hackernews-react-graphql)** Hacker News clone rewritten with universal JavaScript, using React and GraphQL
+* **[Bitcoin Price Index](https://github.com/mrkjlchvz/bitcoin-price-index)** Simple Bitcoin price index data from CoinDesk API
+* **[Builder Book](https://github.com/builderbook/builderbook)** Open-source web app to write and host documentation or sell books. Built with React, Material-UI, Next, Express, Mongoose, MongoDB.
 * **[GFonts Space](https://github.com/pankajladhar/GFontsSpace)** A space which allows user to play with Google fonts. Built with React, Redux and React-Router.
 * **[Course Learn Page](https://github.com/ulearnpro/ulearn)** Open Source LMS script in Laravel 5.8 and ReactJS 16.9
 * **[Speedy math](https://github.com/pankajladhar/speedy-math)** An application which allows kids to practice basic Mathematics i.e  Addition, Subtraction, Multiply, Comparison. It is a PWA (Progressive web app) with offline support and install as App features.