Perhaps you should try some spelling variations:
hanh tai » thanh tai, hang tai, han tai
ban hanh » ban hang
cham duc » pham duc, cham soc, pham duy
cuu tre » cua tre, cau tren, cau treo
cuc tre » duc tre, cua tre, cuc thue
duc ban » duc tan, duc van, dua ban
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
dang ha » dong ha, dung ha, lang ha
dang xa » dang xay, lang xa, dang va
sai ky » sac ky
su sai » su tai, su hai, su dai

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 ((dang xa) or (dang ha)) hoi. hieu ve cham duc ban hanh tai ((cuc tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sai ky ((dang xa) OR (dang ha)) hoi. hieu ve cham duc ban hanh tai ((cuc tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: su sai ky ((dang xa) or (dang ha)) hoi. hieu ve cham duc ban hanh tai ((cuc tre) or (cuu tre))*.