Perhaps you should try some spelling variations:
ban hanh » ban hang
hanh hai » thanh hai, nhanh hai, hang hai
hoc anh » hoc nganh, hoc nhanh, ngoc anh
hieu ve » hieu va, hieu van
cam duc » cam xuc, pham duc, nam duoc
cao duc » dao duc, cao suc, giao duc
hai cua » thai cua, dai cua, hoi cua
anh ky » hanh ky, anh y, anh my
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc anh ky nang x hoi. hieu ve ((cam duc) or (cao duc)) ban hanh hai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc anh ky nang x hoi. hieu ve ((cam duc) OR (cao duc)) ban hanh hai cua te.
• Adding a wildcard symbol may retrieve word variants: hoc anh ky nang x hoi. hieu ve ((cam duc) or (cao duc)) ban hanh hai cua te*.