Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
trung tuan » trung thanh, trung tam, tran tuan
tuan thong » toan thong, tran thong, tuan phong
hieu xanh » chieu xanh, hieu manh, hieu nganh
thong van » trong van, thong va, thong quan
doc hieu » toc thieu, hoc thieu, hoc hien
tuan ban » tuan bang, luan ban, quang ban
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu xanh - hanh trung tuan thong thong van ((tuan ban) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - hanh trung tuan thong thong van ((tuan ban) OR (toan ban))*.