a fost un număr perfect
a fost un număr perfect .
a WORD_BOUNDARY f o s t WORD_BOUNDARY u n WORD_BOUNDARY n u m ə r WORD_BOUNDARY p e r f e k t WORD_BOUNDARY
a WORD_BOUNDARY f o s t WORD_BOUNDARY u n WORD_BOUNDARY n u m ă r WORD_BOUNDARY p e r f e c t WORD_BOUNDARY