Perhaps you should try some spelling variations:
he triet » ve triet, chet triet, hieu triet
sang ma » tang ma, nang ma, sang tao
tinh gi » tinh gia, sinh gi, tinh vi
va tinh » may tinh
hieu ve » hieu va, hieu van
sach ty » sach y, sach thu, xach tay
sach tu » sach thu, cach tu, sach uu
ve cam » ve cham, ve cac, va cam
xuc va » duc va, tuc va, luc va
gi he » gi de, gi ve, vi he

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 tu)) ((nang x) or (sang ma)) hoi. hieu ve cam xuc va tinh gi he triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ty) OR (sach tu)) ((nang x) OR (sang ma)) hoi. hieu ve cam xuc va tinh gi he triet.
• Adding a wildcard symbol may retrieve word variants: tu ((sach ty) or (sach tu)) ((nang x) or (sang ma)) hoi. hieu ve cam xuc va tinh gi he triet*.