Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
dang van » hoang van, hang va
dang xay » van xay
tan lanh » tai lanh, thanh lanh, tan thanh
lanh hai » manh hai, thanh hai, lang chai
so sanh » do sanh
sanh ky » hanh ky, sang ky, nganh ky
hieu ve » hieu va, hieu van
hai cua » thai cua, dai cua, hoi cua
ve cac » va cac, vien cac
du tan » duc tan, duy tan, du tap

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 ((dang xay) or (dang van)) hoi. hieu ve cac du tan lanh hai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh ky ((dang xay) OR (dang van)) hoi. hieu ve cac du tan lanh hai cua triet.
• Adding a wildcard symbol may retrieve word variants: so sanh ky ((dang xay) or (dang van)) hoi. hieu ve cac du tan lanh hai cua triet*.