Perhaps you should try some spelling variations:
hieu viet » sieu viet, hieu viec, lieu viet
thuc dan » thuc hanh, hoc dan, thuc vat
van hanh » van thanh, ban hanh, van anh
thu dan » thu dang, thu ban, thu san
nang xa » nang x, lang xa, nang ma
va danh » va dinh, va dan, va hanh
di cua » dai cua, doi cua, de cua
cua cu » cua chu, cua cau, cua su

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thu dan) or (thuc dan)) ky nang xa hoi. hieu viet giao duc ((van hanh) or (va danh)) di cua cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu dan) OR (thuc dan)) ky nang xa hoi. hieu viet giao duc ((van hanh) OR (va danh)) di cua cu.
• Adding a wildcard symbol may retrieve word variants: ((thu dan) or (thuc dan)) ky nang xa hoi. hieu viet giao duc ((van hanh) or (va danh)) di cua cu*.