1Leech, G. 1998. Preface [A]. In S. Granger (ed.).Learner English on Computer [ C]. New York:Longman.
2Mitton, R. 1996. English Spelling and the Computer [M]. London: Longman.
3Tesdell, L.S. 1987. Patterns in the spelling errors of non-native speakers of English [ J ]. Guidelines: A Periodical for Classroom Language Teachers (Singapore) 9/1: 80-84.
4West, M. 1953. A General Service List of English Words [M]. London: Longman.
5Xue Guoyi & P. Nation. 1990. A university word list [A]. In P. Nation (ed.). Teaching and Learning Vocabulary [ C ]. Boston: Heinle and Heinle Publishers.
6Dagneaux E., S. Denness & S. Granger. 1998. Computer-aided Error Analysis [J]. System 26: 163-174.
7Garside, R. & P. Rayson. 1996. Higher level annotation tools [A]. In R. Garside, G. Leech & A.McEnery ( eds. ). Corpus Annotation [C]. London: Longman.
8Ellis, R. 1993. The structural syllabus and second language acquisition [J]. TESOL Quarterly 27/1:91-112.
9Haggan, M. 1991. Spelling errors in native Arabicspeaking English majors: A comparison between remedial students and fourth year students [J]. System 19/1-2: 45-61.
10James, C. 1998. Errors in Language Learning and Use: Exploring error analysis [ M ]. London:Longman .