Perhaps you should try some spelling variations:
qua tham » qua cham, qua than, qua thanh
tham loc » tham nuoc, cham soc, hau loc
ky lang » ky dang, ky tang, tay lang
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
te cac » tu cac, ve cac, de cac
te cao » te bao
loc va » hoc va, luc va
vi cua » vai cua, di cua

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

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