Rosochowaciec and Denysow
Probably you know that Poland's territory was partitioned in 1795, between the Kingdom of Prussia, Russia, and Austria ( Galicia ), until 1918.
Both of these places are mentioned on this website if you scroll through, although there are two places called Rosochowaciec:
Although once in Poland, Rosochowaciec is now in Ukraine:
Rosochowaciec is also mentioned on this message board: ancestry.com/boards/thread.aspx?mv=flat&m=2214&p=localities.ceeurope.histreg.galicia