Perhaps you should try some spelling variations:
su triet » su viet, su tien, ve triet
mai khoi » mai khoa, tai khoa, cac khoi
mai hoi » dai hoi, lai hoi, mai doi
sach tu » sach thu, cach tu, sach ty
tu nang » tru nang, tu nong, tu nano
hieu va » lieu va, hieu qua
xuc van » duc van, luc van, vuc van
van anh » van thanh, tuan anh, van minh
tu sach » thu sach, su sach, te sach
ma hoi » xa hoi, ma hoa, me hoi
va cam » va cham, va cac, va cao
anh ki » anh kinh, anh kiem, anh kien
ki su » ky su

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach tu nang ((ma hoi) or (((mai hoi) or (mai khoi)))). hieu va cam xuc van anh ki su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach tu nang ((ma hoi) OR (((mai hoi) OR (mai khoi)))). hieu va cam xuc van anh ki su triet.
• Adding a wildcard symbol may retrieve word variants: tu sach tu nang ((ma hoi) or (((mai hoi) or (mai khoi)))). hieu va cam xuc van anh ki su triet*.