Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
cham tuc » nham thuc, pham thuc, tham thuc
su sach » so sach, vu sach
hoc anh » hoc nganh, hoc nhanh, ngoc anh
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
xa hanh » xa thanh, xa khanh, va hanh
hanh di » hanh vi, hanh de, hang di
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) or (hoc anh)) ky nang xa hoi. hieu ve cham tuc xa hanh di cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (hoc anh)) ky nang xa hoi. hieu ve cham tuc xa hanh di cua triet.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (hoc anh)) ky nang xa hoi. hieu ve cham tuc xa hanh di cua triet*.