Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
toc sach » hoc sach, doc sach, thuoc sach
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
sach ty » sach y, sach tu, sach thu
ve cham » va cham, ve chat, vu cham
va xanh » va danh, va hanh, va anh
xanh di » danh di, vanh dai, xanh tai
tuc va » thuc va, truc va, tuc xa
di cua » dai cua, doi cua, de cua
ve cam » ve cac, va cam, ve cai

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: toc sach ty ((nang xa) OR (nang ma)) hoi. hieu ((ve cam) OR (ve cham)) tuc va xanh di cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach ty ((nang xa) OR (nang ma)) hoi. hieu ((ve cam) or (ve cham)) tuc va xanh di cua triet~".
• Adding a wildcard symbol may retrieve word variants: toc sach ty ((nang xa) OR (nang ma)) hoi. hieu ((ve cam) or (ve cham)) tuc va xanh di cua triet*.