Concordancers and corpora can help you understand what parts of English you need to learn. The links below will show you how you can use concordancers and corpora in your studies.
- How to use a corpus
- An introduction to corpora from One Stop English
- Cambridge English Corpus from Cambridge University Press
- The VLC web concordancer
- Tom Cobb's Compleat Lexical Tutor
- The British National Corpus from Oxford University
- Cobuild concordance and collocation sampler
- The GDEX Demo Dictionary (online collocation dictionary)