Perhaps you should try some spelling variations:
thanh ban » thanh san, thanh van, thanh bac
thuc van » thuc vat, thuc dan, thuc va
quoc ban » quoc bao, quoc lan, quoc quan
va triet » va thiet, va trien, ve triet
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
luc van » luoc van, luu van, duc van
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
ve cam » ve cham, ve cac, va cam

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 nang xa hoi. hieu ve cam ((((thuc van) or (luc van))) or (quoc ban)) thanh ban va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang xa hoi. hieu ve cam ((((thuc van) OR (luc van))) OR (quoc ban)) thanh ban va triet.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. hieu ve cam ((((thuc van) or (luc van))) or (quoc ban)) thanh ban va triet*.