typo fix

Author: dhruvrnaik

README.md

@@ -63,7 +63,7 @@ _Please read the [contribution guidelines](contributing.md) before contributing.
 [Back to Top](#contents)
 
 * [The Berkeley NLP Group](http://nlp.cs.berkeley.edu/index.shtml) - Notable contributions include a tool to reconstruct long dead languages, referenced [here](https://www.bbc.com/news/science-environment-21427896) and by taking corpora from 637 languages currently spoken in Asia and the Pacific and recreating their descendant.
-* [Language Technologies Institute, Carnegie Mellon University](http://www.cs.cmu.edu/~nasmith/nlp-cl.html) - Notable projects include [Avenue Project](http://www.cs.cmu.edu/~avenue/), a syntax driven machine translation system for endangered lnaguages like Quechua and Aymara and previously, [Noah's Ark](http://www.cs.cmu.edu/~ark/) which created [AQMAR](http://www.cs.cmu.edu/~ark/AQMAR/) to imporve NLP tools for Arabic.
+* [Language Technologies Institute, Carnegie Mellon University](http://www.cs.cmu.edu/~nasmith/nlp-cl.html) - Notable projects include [Avenue Project](http://www.cs.cmu.edu/~avenue/), a syntax driven machine translation system for endangered languages like Quechua and Aymara and previously, [Noah's Ark](http://www.cs.cmu.edu/~ark/) which created [AQMAR](http://www.cs.cmu.edu/~ark/AQMAR/) to improve NLP tools for Arabic.
 * [NLP research group, Columbia University](http://www1.cs.columbia.edu/nlp/index.cgi) - Responsible for creating BOLT ( interactive error handling for speech translation systems) and an un-named project to characterize laughter in dialogue.
 * [The Center or Language and Speech Processing, John Hopkins University](http://clsp.jhu.edu/) - Recently in the news for developing speech recognition software to create a diagnostic test or Parkinson's Disease, [here](https://www.clsp.jhu.edu/2019/03/27/speech-recognition-software-and-machine-learning-tools-are-being-used-to-create-diagnostic-test-for-parkinsons-disease/#.XNFqrIkzYdU).
 * [Computational Linguistics and Information Processing Group, University of Maryland](https://wiki.umiacs.umd.edu/clip/index.php/Main_Page) - Notable contributions include [Human-Computer Cooperation or Word-by-Word Question Answering](http://www.umiacs.umd.edu/~jbg/projects/IIS-1652666) and modeling development of phonetic representations.