Perhaps you should try some spelling variations:
hanh thai » nhanh thai, hinh thai, hanh tai
thai cuu » thai cua, tai cuc, thi cuc
nang xa » nang x, nang ma, mang xa
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
cao duc » dao duc, cao suc, giao duc
va hanh » van hanh, va thanh, va danh
cuu tre » cua tre, cau tren, cau treo
su sai » su tai, su hai, su dai
sai ky » sac ky
va cao » va cac, va co, va dao

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sai ky ((nang xa) or (lang xa)) hoi. hieu va cao duc va hanh thai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sai ky ((nang xa) OR (lang xa)) hoi. hieu va cao duc va hanh thai cuu tre.
• Adding a wildcard symbol may retrieve word variants: su sai ky ((nang xa) or (lang xa)) hoi. hieu va cao duc va hanh thai cuu tre*.