Perhaps you should try some spelling variations:
ve triet » va trien, su triet
thanh va » thanh van, hanh va, thanh ha
sach ty » sach tu, sach thu, xach tay
duc gia » quoc gia
cam duc » cam xuc, cao duc, pham duc
hieu ve » hieu va, hieu van
sang ma » tang ma, nang ma, sang tao
nang xa » nang x, lang xa, nang ma
ve cam » ve cham, ve cac, va cam
va ve » va de, va le, va vi

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 ty) OR (sach y)) ((nang xa) or (sang ma)) hoi. hieu ve cam duc gia thanh va ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ty) OR (sach y)) ((nang xa) OR (sang ma)) hoi. hieu ve cam duc gia thanh va ve triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ty) OR (sach y)) ((nang xa) or (sang ma)) hoi. hieu ve cam duc gia thanh va ve triet".
• Adding a wildcard symbol may retrieve word variants: tu ((sach ty) OR (sach y)) ((nang xa) or (sang ma)) hoi. hieu ve cam duc gia thanh va ve triet*.