“…In the field of lexicon, researchers pointed out that fixed and semi-fixed phrases, such as idiom and collocation, should be granted as important roles in language development (Bahns, 1993;Sinclair, 1991). This view has been supported by scholars in the field of second language acquisition (Bahns and Eldaw, 1993;Cowie, 1998;Granger, 1998;Howarth, 1998), and researchers in pedagogical perspective (Ellis, 1996(Ellis, , 2001McCarthy, 2004;Nation, 2001). They also supported that EFL/ESL (English as a Second language) learners at each level should be aware of the significance of collocation.…”