Perhaps you should try some spelling variations:
va triet » va thiet, va trien, ve triet
nang mai » nang ma, nang tai, lang mai
cam thuc » am thuc, nam thuc, cam thu
mai hoi » mai khoi, dai hoi, lai hoi
hieu ve » hieu va, hieu van
thuc va » thuc vat, thuc dan, thuc day
tinh vi » trinh vi, tinh voi, dinh vi
tinh va » tich va, trinh van, trinh vat
vu cao » cu cao, va cao
ve cam » ve cham, ve cac, va cam
tu cao » cu cao, tu cac, su cao

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cao) OR (vu cao)) ky nang mai hoi. hieu ve cam thuc va ((tinh vi) OR (tinh va)) va triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cao) or (vu cao)) ky nang mai hoi. hieu ve cam thuc va ((tinh vi) OR (tinh va)) va triet~".
• Adding a wildcard symbol may retrieve word variants: ((tu cao) or (vu cao)) ky nang mai hoi. hieu ve cam thuc va ((tinh vi) OR (tinh va)) va triet*.