Perhaps you should try some spelling variations:
thanh gian » thanh giang, thach giang, thanh toan
ve triet » va trien, su triet
tuc gia » tac gia, duc gia, toc gia
su sach » so sach, vu sach
tang ma » mang may, tang van
y tang » ky tang, 6 tang, 7 tang
va cam » va cham, va cac, va cao
ve cam » ve cham, ve cac, ve cai
ma hoi » mai hoi, xa hoi, ma hoa

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 y tang ma hoi. hieu ((ve cam) or (va cam)) tuc gia ((thanh gian) OR (thanh san)) ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y tang ma hoi. hieu ((ve cam) OR (va cam)) tuc gia ((thanh gian) OR (thanh san)) ve triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y tang ma hoi. hieu ((ve cam) or (va cam)) tuc gia ((thanh gian) OR (thanh san)) ve triet".
• Adding a wildcard symbol may retrieve word variants: su sach y tang ma hoi. hieu ((ve cam) or (va cam)) tuc gia ((thanh gian) OR (thanh san)) ve triet*.