Perhaps you should try some spelling variations:
hieu thien » hieu hien, chieu chien, dieu khien
thien cac » hien cac, thien cau, thieu cac
hanh vai » hanh vi, hanh va, hanh tai
van hanh » van thanh, ban hanh, van anh
lang xa » lang ha, dang xay, lang van
vai cua » dai cua, hai cua, lai cua
sach tu » sach thu, cach tu, sach ty
nang xa » nang x, nang ma, mang xa
co van » cao van, vo van, so van
cac co » cac cong
sac ky » cac ky, sai ky
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sac ky) or (sach tu)) ((nang xa) or (lang xa)) hoi. hieu thien cac co van hanh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sac ky) OR (sach tu)) ((nang xa) OR (lang xa)) hoi. hieu thien cac co van hanh vai cua te.
• Adding a wildcard symbol may retrieve word variants: su ((sac ky) or (sach tu)) ((nang xa) or (lang xa)) hoi. hieu thien cac co van hanh vai cua te*.