Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
hanh lam » thanh lap, hanh kem, hanh va
hanh lai » hanh tai, thanh lap, thanh loi
tuc van » thuc van, truc van, tuc va
so sanh » do sanh
tang ma » mang may, tang van
sanh y » sinh y, anh y, hanh y
ve cam » ve cham, va cam, ve cai
ma hoi » mai hoi, xa hoi, ma hoa
y tang » ky tang, 6 tang, 7 tang
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sanh y tang ma hoi. hieu ((ve cam) or (ve cac)) tuc van ((hanh lai) OR (hanh lam)) cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh y tang ma hoi. hieu ((ve cam) OR (ve cac)) tuc van ((hanh lai) OR (hanh lam)) cua viet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh y tang ma hoi. hieu ((ve cam) or (ve cac)) tuc van ((hanh lai) OR (hanh lam)) cua viet*".