Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh vi » hanh vi, thanh va, thanh ve
thuc dan » thuc hanh, hoc dan, thuc vat
sanh ky » hanh ky, sang ky, nganh ky
tuc ban » thuc ban, truc ban, tu ban
so sanh » do sanh
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
nang xa » nang x, nang ma, mang xa
ve cam » ve cham, ve cac, va cam
vi cua » vai cua, di cua

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 xa) OR (lang xa)) hoi. hieu ve cam ((tuc ban) or (thuc dan)) thanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh ky ((nang xa) OR (lang xa)) hoi. hieu ve cam ((tuc ban) OR (thuc dan)) thanh vi cua triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh ky ((nang xa) OR (lang xa)) hoi. hieu ve cam ((tuc ban) or (thuc dan)) thanh vi cua triet*".