Perhaps you should try some spelling variations:
luoc dai » cuoc doi, hoc dai, duc dai
luoc can » luc canh, hoc can, duoc cac
cua tre » cua te, cuu tre, cua triet
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
te cach » ve cach, te sach, tu cach
vi cua » vai cua, di cua
te cac » tu cac, ve cac, te cao

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 cach)) ky nang xa hoi. hieu ve cham ((luoc can) or (luoc dai)) hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te cac) OR (te cach)) ky nang xa hoi. hieu ve cham ((luoc can) OR (luoc dai)) hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((te cac) or (te cach)) ky nang xa hoi. hieu ve cham ((luoc can) or (luoc dai)) hanh vi cua tre*.