Perhaps you should try some spelling variations:
thanh tan » thanh toan, thanh tuan, thanh san
va thanh » gia thanh, ban thanh, va tinh
dang xa » dang xay, lang xa, dang va
dang ha » dong ha, dung ha, lang ha
hieu va » lieu va, hieu qua
lam duc » lam duoc, pham duc, nam duoc
tan cua » than cua, tang cua, toan cua
cua tre » cua te, cuu tre, cua triet
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
va lam » van lam, va lap

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 ((dang xa) or (dang ha)) hoi. hieu va lam duc va thanh tan cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky ((dang xa) OR (dang ha)) hoi. hieu va lam duc va thanh tan cua tre.
• Adding a wildcard symbol may retrieve word variants: su sac ky ((dang xa) or (dang ha)) hoi. hieu va lam duc va thanh tan cua tre*.