Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
trang cua » tranh cua, tang cua, trung cua
bang cong » dang cong, bang song, hang cong
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, phan cau, than cap
phan dau » phan tu, hang dau
chi van » thi van, chu van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chi van - hanh ((trang cua) or (trung tuan)) bang cong tan ((than cau) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chi van - hanh ((trang cua) OR (trung tuan)) bang cong tan ((than cau) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: ho chi van - hanh ((trang cua) or (trung tuan)) bang cong tan ((than cau) or (phan dau))*.