Perhaps you should try some spelling variations:
thuat sach » thuat san
thuat lanh » thuat lap, thuat san
dinh ve » dinh ket, dinh van
duc van » duc va, duc tan, duc manh
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
luc va » duc va, tuc va, loc va
ve cua » le cua, de cua, te cua
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thuat sach) or (thuat lanh)) ky nang xa hoi. hieu ve cam ((luc va) or (duc van)) dinh ve cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuat sach) OR (thuat lanh)) ky nang xa hoi. hieu ve cam ((luc va) OR (duc van)) dinh ve cua tre.
• Adding a wildcard symbol may retrieve word variants: ((thuat sach) or (thuat lanh)) ky nang xa hoi. hieu ve cam ((luc va) or (duc van)) dinh ve cua tre*.