ubhe—both of them SB 4.1.64, SB 8.13.8, SB 9.4.70, SB 9.22.21-24
ubhe—in both Bg 2.50
ubhe—both day and night SB 3.11.10
ubhe—both (namely, the form of sound and the form of spiritual identity) SB 6.16.51
Can't find any compound Sanskrit words containing ubhe.