Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban thanh » ban hanh, ban hang
tran anh » tran manh, tuan anh, tran thanh
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
sach ky » sac ky, sach y, sach ty
cua tre » cua te, cuu tre, dua tren
tu sach » thu sach, su sach, te sach
ma hoi » mai hoi, xa hoi, ma hoa
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: tu sach ky nang ma hoi. hieu ve cam xuc ((ban thanh) or (tran anh)) di ((cua tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang ma hoi. hieu ve cam xuc ((ban thanh) OR (tran anh)) di ((cua tre) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang ma hoi. hieu ve cam xuc ((ban thanh) or (tran anh)) di ((cua tre) or (cua triet))*.