Perhaps you should try some spelling variations:
ban hanh » ban hang
qua cai » qua hai, qua cac, qua ca
cai duc » cao duc, mai duc, hoai duc
duc ban » duc tan, duc van, dua ban
hanh di » hanh vi, hanh de, hang di
tu dan » tuc dan, tu ban, cu dan
dan ky » van ky
di cua » dai cua, doi cua, de cua
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: tu dan ky nang x hoi. hieu qua cai duc ban hanh di cua vat~.
• Adding a wildcard symbol may retrieve word variants: tu dan ky nang x hoi. hieu qua cai duc ban hanh di cua vat*.