Perhaps you should try some spelling variations:
cuoc van » cuoi van, quoc van, cuu van
luoc van » luoc can, luoc va, luc van
nang xa » nang x, lang xa, nang ma
hieu vu » hieu va, hieu ve, hieu su
vu kham » vu khanh
hanh di » hanh vi, hanh de, hang di
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
di cua » dai cua, doi cua, de cua
cua tu » cua tuc, cua su, cua cu

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 xa hoi. hieu vu kham ((cuoc van) or (luoc van)) hanh di cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang xa hoi. hieu vu kham ((cuoc van) OR (luoc van)) hanh di cua tu.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. hieu vu kham ((cuoc van) or (luoc van)) hanh di cua tu*.