Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
hanh tai » thanh tai, hang tai, han tai
cua nuoc » cua quoc, cua nguoi, cua thuoc
te sach » toc sach
sach tu » sach thu, cach tu, sach ty
tu xang » ty xang, tu lang, tu quang
xang xa » lang xa, mang xa, ang xa
ve cham » va cham, ve chat, vu cham
xuc van » duc van, luc van, vuc van
tai cua » thai cua, tai cuc, tri cua
ve cam » ve cac, va cam, ve cai

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 tu xang xa hoi. hieu ((ve cam) OR (ve cham)) xuc van hanh tai cua nuoc~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach tu xang xa hoi. hieu ((ve cam) OR (ve cham)) xuc van hanh tai cua nuoc".
• Adding a wildcard symbol may retrieve word variants: te sach tu xang xa hoi. hieu ((ve cam) OR (ve cham)) xuc van hanh tai cua nuoc*.