Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
cac cuoc » cac nuoc, ca cuoc, can cuoc
cac quoc » cac nuoc, cao quoc, han quoc
thanh vi » hanh vi, thanh va, thanh ve
thu dan » thuc dan, thu dang, thu ban
dan ky » van ky
vi cua » vai cua, di cua
cua tu » cua tuc, cua su, cua cu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: thu dan ky nang x ho. lieu va ((cac quoc) OR (cac cuoc)) ban thanh vi cua tu~.
• Adding a wildcard symbol may retrieve word variants: thu dan ky nang x ho. lieu va ((cac quoc) or (cac cuoc)) ban thanh vi cua tu*.