Perhaps you should try some spelling variations:
thuat lap » thuat lanh, thuat xay, thuat bai
thu sach » tu sach, thuat sach, thuoc sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
ve cam » ve cham, ve cac, va cam
xuc va » tuc va, luc va, xac 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: ((thu sach) or (thuat lap)) ky nang xa hoi. hieu ve cam ((xuc va) OR (duc va)) hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sach) OR (thuat lap)) ky nang xa hoi. hieu ve cam ((xuc va) OR (duc va)) hanh vi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thu sach) or (thuat lap)) ky nang xa hoi. hieu ve cam ((xuc va) OR (duc va)) hanh vi cua tre".
• Adding a wildcard symbol may retrieve word variants: ((thu sach) or (thuat lap)) ky nang xa hoi. hieu ve cam ((xuc va) OR (duc va)) hanh vi cua tre*.