Perhaps you should try some spelling variations:
hanh thai » nhanh thai, hinh thai, hanh tai
thai cua » than cua, tai cuc, tri cua
ban hanh » ban hang
dang xay » dang van, van xay
hieu ve » hieu va, hieu van
dua ban » dia ban, cua ban, qua ban
cao dua » cao duc, ca dua, cay dua
cua tre » cua te, cuu tre, cua triet
dang xa » lang xa, dang ha, dang va
sac ky » cac ky, sai ky
ve cao » va cao, ve bao, ve cac
su sac » su sach, su cac, su xac

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 xay)) hoi. hieu ve cao dua ban hanh thai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky ((dang xa) OR (dang xay)) hoi. hieu ve cao dua ban hanh thai cua tre.
• Adding a wildcard symbol may retrieve word variants: su sac ky ((dang xa) or (dang xay)) hoi. hieu ve cao dua ban hanh thai cua tre*.