Sinco means many things so you should make a more specific question or go to another site.
UNo Sinco
It's an acronym for SAMUEL IKECHUKWU NWEFIAK CHRIS OKONKWO (SINCO). Nigerian webmaster
five,5,sinco
Sinco Ochoc
tony montana
Chad Ocho-Sinco
estoy bailando cinco demayo
Perhaps you mean "Cinco de Mayo" - in Spanish, that means the date, 5. May.
uno does thres quatro sinco sies seite ocho nueve diez
tres cientos sesenta-y-cinco pronounced: tres sientos sesenta i sinco
uno dos trecs quatru sinco secs siatea ortro neava deias
chisterasiteceto la sinco wey ta radikalol ta bahokatae sabaltogan ngabuli.