Perhaps you should try some spelling variations:
thanh vi » hanh vi, thanh va, thanh ve
va thanh » gia thanh, ban thanh, va tinh
te sach » toc sach
nang ma » sang ma, nang cao, mang may
tang ma » mang may, tang van
sach ky » sac ky, sach y, sach ty
luc va » duc va, tuc va, loc va
ve cac » va cac, vien cac
va cam » va cham, va cac, va cao
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: te sach ky ((nang ma) OR (tang ma)) hoa. hieu ((ve cac) or (va cam)) luc va thanh vi cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((nang ma) OR (tang ma)) hoa. hieu ((ve cac) OR (va cam)) luc va thanh vi cua vat.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky ((nang ma) OR (tang ma)) hoa. hieu ((ve cac) or (va cam)) luc va thanh vi cua vat".
• Adding a wildcard symbol may retrieve word variants: te sach ky ((nang ma) OR (tang ma)) hoa. hieu ((ve cac) or (va cam)) luc va thanh vi cua vat*.