Statistics: Statistics can give more information to the linguist analyst, therefore the basic concepts of Statistics are collected.

Softwares:F McEnery and Rayson (1997:95) summarized the functions of the softwares, including: 1. Corpus development (text encoding, annotation, encoding of annotation) 2. Corpus editing (correction, disambiguation, conversion of format and annotation) 3. Information extraction (frequency analysis,  concordancing, feedback into other tools, information retrieval ). This section introduces the useful softwares in this field.

Programming:In order to deal with the language data, sometimes the analyst needs to write his own programs for specific purposes. Several commom programming languages are listed in this part.