Perhaps you should try some spelling variations:
thu tang » thu trang, thu thang, thu bang
thu hang » thi hang, thuc hanh, thu huong
phat xuc » chat xuc, phat xuat, phap xu
so sach » so sanh, bo sach, co sach
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
hieu va » lieu va, hieu qua
van hoi » van hoa, van hoc, van hoe
xuc va » duc va, tuc va, luc va
cua tu » cua tuc, cua cu, cua te
cua su » qua su

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 ((thu tang) or (thu hang)) van hoi. hieu va phat xuc va danh vi ((cua tu) OR (cua su))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ((thu tang) OR (thu hang)) van hoi. hieu va phat xuc va danh vi ((cua tu) OR (cua su))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ((thu tang) or (thu hang)) van hoi. hieu va phat xuc va danh vi ((cua tu) OR (cua su))*".