Perhaps you should try some spelling variations:
cua tre » cua te, cuu tre, cua triet
va hanh » van hanh, va thanh, va danh
cac duc » cac du, cao duc, cac dac
hieu ve » hieu va, hieu van
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
te sach » toc sach
ve cac » va cac, vien cac
vi cua » vai cua, di cua
te sac » te cac, te san

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sac) or (te sach)) ky ((nang xa) or (nang ma)) hoi. hieu ve cac duc va hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sac) OR (te sach)) ky ((nang xa) OR (nang ma)) hoi. hieu ve cac duc va hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((te sac) or (te sach)) ky ((nang xa) or (nang ma)) hoi. hieu ve cac duc va hanh vi cua tre*.