Perhaps you should try some spelling variations:
hanh hai » thanh hai, nhanh hai, hang hai
van hanh » van thanh, ban hanh, van anh
tu cach » tu cac
cua tre » cuu tre, cua triet, dua tren
duc van » duc va, duc tan, duc manh
cam duc » cam xuc, cao duc, pham duc
hieu ve » hieu va, hieu van
cach tu » cach thuc
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
ve cam » ve cham, ve cac, va cam
cua te » cua tu

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 cach tu ((nang xa) OR (nang ma)) hoi. hieu ve cam duc van hanh hai ((cua tre) OR (cua te))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach tu ((nang xa) or (nang ma)) hoi. hieu ve cam duc van hanh hai ((cua tre) OR (cua te))~".
• Adding a wildcard symbol may retrieve word variants: tu cach tu ((nang xa) or (nang ma)) hoi. hieu ve cam duc van hanh hai ((cua tre) OR (cua te))*.