Perhaps you should try some spelling variations:
hanh tang » hanh trang, anh tang, hanh mang
tran chau » tranh chap, tran huu
tang cua » mang cua, hang cua, tang luan
dan hang » ban hang, van hang, dat hang
hang tan » hang tai, hang ban, hang ton
toan cao » toan ban, toan tap
cua dan » cua dang, cua ban, ca dan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((25 trieu) OR (30 trieu)) tinh - hanh tang cua dan hang tan ((tran chau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((25 trieu) OR (30 trieu)) tinh - hanh tang cua dan hang tan ((tran chau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((25 trieu) OR (30 trieu)) tinh - hanh tang cua dan hang tan ((tran chau) or (toan cao))".
• Adding a wildcard symbol may retrieve word variants: ((25 trieu) OR (30 trieu)) tinh - hanh tang cua dan hang tan ((tran chau) or (toan cao))*.