22. A word processing equipment comprising: storing means for storing a document data drafted by a user using the word processing equipment; inputting means for inputting to the word processing equipment a leading word and a trailing word; and processing means for searching the document for a word block having a head portion at its beginning which corresponds to said leading word and having a tail portion at its end which corresponds to said trailing word, said head portion and said tail portion constituting less than the entirety of said word block.
22. A word processing equipment comprising: storing means for storing a document data drafted by a user using the word processing equipment; inputting means for inputting to the word processing equipment a leading word and a trailing word; and processing means for searching the document for a word block having a head portion at its beginning which corresponds to said leading word and having a tail portion at its end which corresponds to said trailing word, said head portion and said tail portion constituting less than the entirety of said word block. 26. A word processing equipment according to claim 22, further comprising: another memory means for storing said leading word and said trailing word input by said inputting means, and wherein said processing means reads said leading word and trailing word from said another memory means for searching said prescribed word block.