Automated Detection of Writing Inaccuracies for Students of English in Russia

Rule-based writing assistant created based on frequent learner errors occurring in Russian Error-Annotated Learner English Corpus.

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Errors covered by the writing assistant rules:

1. Present Perfect misuse in sentences with a time indication of the past (Sweden and USA had a similar figures, but the gap between them has become larger during the period between 2000 and 2010.);
2. Past Continuous inappropriately used in sentences such as Speaking of the world total, it is evident that from 2006 to 2008 the investment was increasing than in 2009 fell down to 168 $ bn, then rose to 279 until 2011 and finally plummeted to 214 $ bn in 2013.;
3. Standard word order in constructions with only instead of inverted word order (Only in that case you can be glad and satisfied with your profession.);
4. Inappropriate inverted order in indirect questions (I do not know whether would he come or not);
5. Improper uses of negative and positive polarity words (I think that this idea is unnecessary at all. Also, a few words about Kubrick’s film: I don’t like it too.);
6. Wrong uses of quantifiers (Countries have a huge number of some product);
7. Errors in constructions with conditionals (If it would happen, the development of science and society's culture will stop., If the number of planes will decreased, many factories could be closed.)
8. Subject-Verb agreement (The largest part of people argue that their country shold made all product which population need and less import as it possible.)
9. Vocabulary errors (Some people consider that the developing of modern technologies have the bad influence on people's health and the world's situation at all.; The most succesful company, according to the graph, is Apple, which obtained 70% of smartphone profits in 2010 and then constantly rised it’s share in global amount of profits share slightly decreased due to the growing of Samsung’s share.)
10. Punctuation errors (comma + that, redundant comma + wh-words): Nontheless, there is a widely held belief , that only production of food to feed the country's own population is needed.; Nowadays, a lot of people argue , how to improve people’s health.