Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van manh » van minh, van anh, van hanh
so sach » so sanh, bo sach, co sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, mang xa
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, vuc van
manh ca » manh cua, manh cam, danh ca
ve cam » ve cham, ve cac, va cam
ca cua » co cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ky ((nang xa) or (nang ma)) hoi. hieu ve cam xuc van manh ca cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky ((nang xa) OR (nang ma)) hoi. hieu ve cam xuc van manh ca cua triet.
• Adding a wildcard symbol may retrieve word variants: so sach ky ((nang xa) or (nang ma)) hoi. hieu ve cam xuc van manh ca cua triet*.