Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van thanh » ban thanh, van tuan
tran anh » tran manh, tuan anh, tran thanh
nang ma » tang ma, sang ma, nang cao
hieu vu » hieu va, hieu ve, hieu su
cua tre » cua te, cuu tre, dua tren
tu sach » thu sach, su sach, te sach
ma hoi » mai hoi, xa hoi, ma hoa
vu cam » vu cham, vu cao, va cam
y nang » ky nang, ly nang, v nang

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 y nang ma hoi. hieu vu cam xuc ((van 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 y nang ma hoi. hieu vu cam xuc ((van thanh) OR (tran anh)) di ((cua tre) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: tu sach y nang ma hoi. hieu vu cam xuc ((van thanh) or (tran anh)) di ((cua tre) or (cua triet))*.