“…Learner corpus studies can be found ranging from lexis to discourse level (Granger et al, 2015). LCR using specialised or discipline-specific corpora have not been reported widely, however, there are some relevant studies that mark the use of learner corpora to study lexis, phraseology and pragmatics-discourse of the non-native variety in comparison to the native and/or expert variety, predominantly via the CIA approach (e.g., Chen & Baker, 2010;Lee & Chen, 2009;Leedham & Fernandez-Parra, 2017;Lei & Yang, 2020;Liardet & Black, 2019;Subramaniam & Kaur, 2021;Wang & Zhang, 2021). Hence, in this review section, only six main articles which have employed the CIA method to analyse linguistic features involving lexical units/ function words, phraseological units (i.e., lexical bundles), and discourse-pragmatic level are discussed.…”