Perhaps you should try some spelling variations:
so sanh » do sanh
sanh ky » hanh ky, sang ky, nganh ky
cao hoi » co hoi, cao hoc, tao hoi
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
xuc cac » xuc tac, tuc cac, xuc cam
cua tuc » cua duc, cua thuoc, luat tuc
ve cac » va cac, vien cac
dan va » doan va, dan ca, ban va
cua tu » cua su, cua cu, cua te

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 ((cao hoi) or (cau hoi)). hieu ve cac xuc cac dan va ((cua tu) OR (cua tuc))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh ky nang ((cao hoi) OR (cau hoi)). hieu ve cac xuc cac dan va ((cua tu) OR (cua tuc)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh ky nang ((cao hoi) or (cau hoi)). hieu ve cac xuc cac dan va ((cua tu) OR (cua tuc))".
• Adding a wildcard symbol may retrieve word variants: so sanh ky nang ((cao hoi) or (cau hoi)). hieu ve cac xuc cac dan va ((cua tu) OR (cua tuc))*.