Perhaps you should try some spelling variations:
duong thanh » dong thanh, muong thanh, luong thanh
thanh toan » thanh hoa, thanh san, tinh toan
luat han » luat hanh, luan han, luat ban
luat dan » luat dat, luat doanh, cua dan
toan ban » van ban
ho cuu » ho chu, ho cua, khao cuu
so cuu » so huu, so cau, so chu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho cuu) OR (so cuu)) tinh - hanh chinh ((luat han) or (luat dan)) duong thanh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho cuu) OR (so cuu)) tinh - hanh chinh ((luat han) OR (luat dan)) duong thanh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho cuu) OR (so cuu)) tinh - hanh chinh ((luat han) or (luat dan)) duong thanh toan ban".
• Adding a wildcard symbol may retrieve word variants: ((ho cuu) OR (so cuu)) tinh - hanh chinh ((luat han) or (luat dan)) duong thanh toan ban*.