Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
chinh quan » chinh luan, chinh ngan, chinh quoc
trinh quan » tinh quang, trinh luat, trinh han
hoc thieu » toc thieu, hoc hien
cong manh » cong danh, duong manh, cong thanh
manh van » anh van, menh van, canh van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - hanh ((((chinh quan) OR (trinh quan))) or (chinh quyen)) trong cong manh van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh ((((chinh quan) OR (trinh quan))) OR (chinh quyen)) trong cong manh van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh ((((chinh quan) OR (trinh quan))) or (chinh quyen)) trong cong manh van ban".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((((chinh quan) OR (trinh quan))) or (chinh quyen)) trong cong manh van ban*.