Perhaps you should try some spelling variations:
tang ma » mang may, tang van
va hanh » van hanh, va thanh, va danh
sach ty » sach y, sach tu, sach thu
te sach » toc sach
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet
va cam » va cham, va cao, va cai
tuc va » thuc va, truc va, tuc xa
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 ty ((nang xa) or (tang ma)) hoi. lieu ((va cam) OR (va cac)) tuc va hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty ((nang xa) OR (tang ma)) hoi. lieu ((va cam) OR (va cac)) tuc va hanh vi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty ((nang xa) or (tang ma)) hoi. lieu ((va cam) OR (va cac)) tuc va hanh vi cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ty ((nang xa) or (tang ma)) hoi. lieu ((va cam) OR (va cac)) tuc va hanh vi cua tre*.