Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hoc nhanh » hoc nganh
hoc phan » hoc dan, hoc pho
cham tuc » nham thuc, pham thuc, tham thuc
te sach » toc sach
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
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sach) or (((hoc nhanh) OR (hoc phan)))) ky nang xa hoi. hieu ve cham tuc xa hanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (((hoc nhanh) OR (hoc phan)))) ky nang xa hoi. hieu ve cham tuc xa hanh vi cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) or (((hoc nhanh) OR (hoc phan)))) ky nang xa hoi. hieu ve cham tuc xa hanh vi cua triet".
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (((hoc nhanh) OR (hoc phan)))) ky nang xa hoi. hieu ve cham tuc xa hanh vi cua triet*.