Perhaps you should try some spelling variations:
thuat sac » thuat sach, thuat san, thuat tac
thanh van » thanh san, thanh toan, thanh phan
hieu van » hieu va, thien van, lieu va
va thanh » gia thanh, ban thanh, va tinh
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
hieu ve » hieu va
van cua » vang cua, ban cua, dan cua
sac ky » cac ky, sai ky
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat sac ky dang xa hoi. ((hieu ve) or (hieu van)) giao duc va thanh van cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sac ky dang xa hoi. ((hieu ve) OR (hieu van)) giao duc va thanh van cua tu.
• Adding a wildcard symbol may retrieve word variants: thuat sac ky dang xa hoi. ((hieu ve) or (hieu van)) giao duc va thanh van cua tu*.