o ide bu lu lu u
o ide bu lu lu u .
o WORD_BOUNDARY i d̪ e WORD_BOUNDARY b u WORD_BOUNDARY l u WORD_BOUNDARY l u WORD_BOUNDARY u WORD_BOUNDARY
o WORD_BOUNDARY i d e WORD_BOUNDARY b u WORD_BOUNDARY l u WORD_BOUNDARY l u WORD_BOUNDARY u WORD_BOUNDARY . WORD_BOUNDARY