OCR Functions:
User Dictionary
OCR Plus
L_DocAddItemToUserDictionary
L_DocGetUserDictionary
L_DocGetUserDictionarySectionItem
L_DocGetUserDictionarySection
L_DocGetUserDictionaryState
L_DocRecognize
L_DocRemoveItemFromUserDictionary
L_DocSetUserDictionary
OCR Professional
L_Doc2SetUserDictionary
L_Doc2GetUserDictionary
L_Doc2AddItemToUserDictionary
L_Doc2GetUserDictionarySection
L_Doc2GetUserDictionarySectionItem
L_Doc2GetUserDictionaryState
L_Doc2Recognize
L_Doc2RemoveItemFromUserDictionary
