Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
nang xay » dang xay, nganh xay, nang xuan
van hanh » ban hanh, van anh, van ban
ve triet » va trien, su triet
xay hoi » xa hoi, tay hoi, cay phoi
va cham » va chat, va tham
vu san » va san, vu ban
tu can » tu ban, tu cac, thu canh
di ve » dai ve, de ve, do ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((vu san) or (tu can)) ky nang xay hoi. lieu va cham soc ((van hanh) or (van thanh)) di ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu san) OR (tu can)) ky nang xay hoi. lieu va cham soc ((van hanh) OR (van thanh)) di ve triet.
• Adding a wildcard symbol may retrieve word variants: ((vu san) or (tu can)) ky nang xay hoi. lieu va cham soc ((van hanh) or (van thanh)) di ve triet*.