Perhaps you should try some spelling variations:
van cham » van chat, van tham, va cham
ban hanh » ban hang
hieu van » hieu va, thien van, lieu va
cham cuc » cham cuu, pham cuc, pham chuc
lai roi » lai hoi, loi roi
lai hoa » dai hoa, loai hoc
hanh de » hanh ve, hanh kem
cuc ban » cua ban, cac ban, cuu ban
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang ((lai roi) or (lai hoa)). hieu van cham cuc ban hanh de ((cua te) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang ((lai roi) OR (lai hoa)). hieu van cham cuc ban hanh de ((cua te) OR (cua tu)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang ((lai roi) or (lai hoa)). hieu van cham cuc ban hanh de ((cua te) or (cua tu))*.