Perhaps you should try some spelling variations:
hieu vien » hieu hien, hieu viec, thieu nien
lieu vien » lieu dien, lieu viet, dieu kien
nang cau » nang cao, hang cau, nang dau
so sanh » do sanh
sanh ky » hanh ky, sang ky, nganh ky
cac xuc » cam xuc, cac nuoc, chat xuc
xuc cac » xuc tac, tuc cac, xuc cam
dan gia » danh gia, dan giai, dan giao
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: so sanh ky nang cau hoi. ((hieu vien) or (lieu vien)) cac xuc cac ((dan gian) or (dan gia)) cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh ky nang cau hoi. ((hieu vien) OR (lieu vien)) cac xuc cac ((dan gian) OR (dan gia)) cua tu.
• Adding a wildcard symbol may retrieve word variants: so sanh ky nang cau hoi. ((hieu vien) or (lieu vien)) cac xuc cac ((dan gian) or (dan gia)) cua tu*.