Perhaps you should try some spelling variations:
pham thuc » phap thuc, pham chuc, nham thuc
xang van » dang van, tang van, lang van
cham tuc » nham thuc, tham thuc, cham soc
cua viet » ca viet, hoa viet, cua vat
so sach » so sanh, bo sach, co sach
sach ty » sach y, sach tu, sach thu
van hoi » van hoa, van hoc, van hoe
hieu vu » hieu va, hieu ve, hieu su
va hanh » van hanh, va thanh, va danh
vi cua » vai cua, di cua

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ty xang van hoi. hieu vu ((cham tuc) OR (pham thuc)) va hanh vi cua viet~".
• Adding a wildcard symbol may retrieve word variants: so sach ty xang van hoi. hieu vu ((cham tuc) OR (pham thuc)) va hanh vi cua viet*.