Perhaps you should try some spelling variations:
hanh dai » hanh tai, hanh dao, vanh dai
ky tang » ky nang, ky dang, kho tang
dan hoi » dan hoc, van hoi, dang khoi
dai hoi » dai hoc, dai hai, dai moi
hieu su » hieu sau, tieu su, hieu so
cam duc » cam xuc, cao duc, pham duc
va hanh » van hanh, va thanh, va danh
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
su cam » su nam, su cao, su can
cua te » cua tu

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 tang ((dan hoi) or (dai hoi)). hieu su cam duc va hanh dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky tang ((dan hoi) OR (dai hoi)). hieu su cam duc va hanh dai cua te.
• Adding a wildcard symbol may retrieve word variants: tu sac ky tang ((dan hoi) or (dai hoi)). hieu su cam duc va hanh dai cua te*.