Thus a better strategy should incorporate richer annotation of corpus and take more consideration of Chinese grammatical features.
to definitions of collocation in the previous studies, We introduce function words into our collocation study, and identify four characteristics of collocations: (1) can be word combinations with more than two words; (2) can contain both content words and function words; (3) collocated words can be either adjacent or non-adjacent; (4) collocated words must hold syntactic or semantic relations.