Perhaps you should try some spelling variations:
tham loc » tham nuoc, cham soc, hau loc
va doanh » van doanh, vay doanh, va danh
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
va tham » van tham, va cham, va thanh
tai cuu » tai cuc, tai buu, thai cua
tai cua » thai cua, tai cuc, tri cua
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
loc va » hoc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky lang xa hoi. hieu va tham loc va doanh ((tai cuu) or (tai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky lang xa hoi. hieu va tham loc va doanh ((tai cuu) OR (tai cua)) tre.
• Adding a wildcard symbol may retrieve word variants: te sac ky lang xa hoi. hieu va tham loc va doanh ((tai cuu) or (tai cua)) tre*.