Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
hieu van » thien van, lieu va, hieu ve
hanh lam » thanh lap, hanh kem, hanh va
te sach » toc sach
cua tre » cuu tre, cua triet, dua tren
va hanh » van hanh, va thanh, va danh
sach ty » sach y, sach tu, sach thu
hieu va » lieu va, hieu qua
cao hoi » cau hoi, co hoi, cao hoc
ty nang » ky nang, ty xang, ty hang
xuc va » duc va, tuc va, luc va
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty nang cao hoi. ((hieu van) OR (hieu va)) cham xuc va hanh lam ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang cao hoi. ((hieu van) OR (hieu va)) cham xuc va hanh lam ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty nang cao hoi. ((hieu van) OR (hieu va)) cham xuc va hanh lam ((cua tre) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: te sach ty nang cao hoi. ((hieu van) OR (hieu va)) cham xuc va hanh lam ((cua tre) or (cua te))*.