Perhaps you should try some spelling variations:
ban hanh » ban hang
hanh tai » thanh tai, hang tai, han tai
cao hoc » co hoc, cho hoc, chat hoc
ve cham » va cham, ve chat, vu cham
xuc ban » duc ban, cuc ban, quoc ban
cuc tre » duc tre, cua tre, cuu tre
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
ve cam » ve cac, va cam, ve cai

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 cao hoc. hieu ((ve cam) or (ve cham)) xuc ban hanh tai cuc tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang cao hoc. hieu ((ve cam) OR (ve cham)) xuc ban hanh tai cuc tre.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang cao hoc. hieu ((ve cam) or (ve cham)) xuc ban hanh tai cuc tre*.