Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
hieu van » hieu va, thien van, lieu va
van cham » van chat, van tham, va cham
cham xuc » cam xuc, chat xuc, cham soc
va thanh » gia thanh, va tinh, le thanh
nang ma » tang ma, sang ma, nang cao
cua tre » cua te, cua triet, dua tren
cuu tre » cau tren, cau treo

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac ky nang ma hoa. hieu van cham xuc ((va thanh) or (ban thanh)) va ((cua tre) OR (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ky nang ma hoa. hieu van cham xuc ((va thanh) OR (ban thanh)) va ((cua tre) OR (cuu tre))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cac ky nang ma hoa. hieu van cham xuc ((va thanh) or (ban thanh)) va ((cua tre) OR (cuu tre))*".