also be used by authors of textbooks and other educational materials who may screen the dic- tionary data for potentially confusable expres- sions incorporated in their products so as to cau- tion students against this kind of pitfall and heighten their awareness of phraseological sim- ilarities and differences. It can be recommended for use in school and college libraries supporting ESL programs as well as to adults learning En- glish as a second language. Preface – 2–