>>>I am using Word 6.
>>>
>>>When I type cAlias, after I press a space, Word replaces it with CAlias. How can I avoid that?
>>
>>Turn off auto spell correction ? Find how to correct the dictionary ?
>
>It is already turned off.

Is *cAlias* the first word in a sentence ? If it is, before you type the *c* type Alt+0 (zero on the KEYPAD). This places a null as the first character of the sentence, which of course cannot be capitalized, and leaves the second character (your c) as lower case.