bien son bien bonitos
bien son bien bonitos .
β j e̞ n WORD_BOUNDARY s o̞ n WORD_BOUNDARY β j e̞ n WORD_BOUNDARY β o̞ n i t o̞ s WORD_BOUNDARY
b i e n WORD_BOUNDARY s o n WORD_BOUNDARY b i e n WORD_BOUNDARY b o n i t o s WORD_BOUNDARY . WORD_BOUNDARY