Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hanh tranh » canh tranh, hanh trang, lanh tranh
hoc chieu » hoc thieu, ho chieu, hoc dieu
cua thong » cua thuong, cua khong, cua tong
thong van » trong van, thong va, thong quan
van toan » van tuan, van tan, van thanh
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: ((hoc chieu) or (hoc hien)) xanh - ((hanh tranh) OR (hanh trinh)) cua thong thong van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc hien)) xanh - ((hanh tranh) OR (hanh trinh)) cua thong thong van toan ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) or (hoc hien)) xanh - ((hanh tranh) OR (hanh trinh)) cua thong thong van toan ban*".