Perhaps you should try some spelling variations:
thu nang » thi nang, thu hang, thu bang
va hanh » van hanh, va thanh, va danh
van cam » van lam, van cau, van dam
tu sach » thu sach, su sach, tu cach
nang ma » tang ma, sang ma, nang cao
te sach » toc sach
cua tre » cua te, cuu tre, cua triet
ma hoi » mai hoi, xa hoi, ma hoa
xuc va » duc va, tuc va, luc va
vi cua » vai cua, di cua

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) OR (te sach)) thu nang ma hoi. hieu ((van cam) or (van nam)) xuc va hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) thu nang ma hoi. hieu ((van cam) OR (van nam)) xuc va hanh vi cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (te sach)) thu nang ma hoi. hieu ((van cam) or (van nam)) xuc va hanh vi cua tre*".