Perhaps you should try some spelling variations:
nhanh thai » nhanh thi, nhanh thanh, nhanh thang
anh thai » anh thi, anh tai, tranh thai
luc van » luoc van, luu van, duc van
hieu ve » hieu va, hieu van
cam luc » cam xuc, cau luc
tu sac » tu sach, tu cac, tu san
ve cam » ve cham, ve cac, va cam
sac ky » cac ky, sai ky
cua te » cua tu
o hai » co hai, so hai, o lai
o hoi » co hoi, o hoc, o hoa

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang ((o hoi) or (o hai)). hieu ve cam luc van ((anh thai) or (nhanh thai)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang ((o hoi) OR (o hai)). hieu ve cam luc van ((anh thai) OR (nhanh thai)) cua te.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang ((o hoi) or (o hai)). hieu ve cam luc van ((anh thai) or (nhanh thai)) cua te*.