Perhaps you should try some spelling variations:
sach nhat » sach nha, sach phat, sach tham
nhat hanh » nhat ban, nhat minh
pham chuc » pham duc, pham huu, kham chua
so sach » so sanh, bo sach, co sach
hanh xa » hanh va, hanh ma, hanh xu
hieu ve » hieu va, hieu van
ve pham » vi pham, v pham, ve phan
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, va dan, dia danh
lai cua » dai cua, hai cua, lai chau
cua tu » cua tuc, cua su, cua cu

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 nhat hanh xa hoi. hieu ve pham chuc ((va hanh) or (va danh)) lai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach nhat hanh xa hoi. hieu ve pham chuc ((va hanh) OR (va danh)) lai cua tu.
• Adding a wildcard symbol may retrieve word variants: so sach nhat hanh xa hoi. hieu ve pham chuc ((va hanh) or (va danh)) lai cua tu*.