Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
van thanh » ban thanh
cham xuc » cam xuc, chat xuc, cham soc
van tuan » van quan, van ban, anh tuan
thu xac » thau xay
hieu su » hieu sau, tieu su, hieu so
su cham » su pham, tu cham, vu cham
tang ha » lang ha, tang ma, trung ha
ky tang » ky nang, ky dang, kho tang
cua tre » cua te, cuu tre, cua triet
le cua » ly 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 xac) or (thuat sach)) ky tang ha noi. hieu su cham xuc ((van thanh) or (van tuan)) le cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu xac) OR (thuat sach)) ky tang ha noi. hieu su cham xuc ((van thanh) OR (van tuan)) le cua tre.
• Adding a wildcard symbol may retrieve word variants: ((thu xac) or (thuat sach)) ky tang ha noi. hieu su cham xuc ((van thanh) or (van tuan)) le cua tre*.