 
 <translate> "If You Do n't Know Me by Now" is a song written by Kenny Gamble and Leon Huff, and recorded by the Philly soul musical group Harold Melvin & the Blue Notes. It became their first hit after being released as a single in 1972, topping the US R&B chart and peaking at number three on the US Pop chart.

Based on this passage, when did if you don't know me by now come out? Let's give stream of consciousness first: <hau> "Idan Ba Ku San Ni A Yanzu" wani waƙar da Kenny Gamble da Leon Huff suka rubuta, kuma ƙungiyar mawaƙa ta Philly Harold Melvin & the Blue Notes ta yi. Ya zama na farko da suka fara bugawa bayan da aka sake shi a matsayin guda a shekarar 1972, ya zama shugaban Amurka R & B chart kuma ya kai lamba uku a kan US Pop chart.  Bisa ga wannan nassi, idan ba ku san ni ba a yanzu, yaushe ne kuka fito? Bari mu ba da rafi na sani na farko: 