Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hanh tranh » canh tranh, hanh trang, lanh tranh
dung cong » dung trong
cong menh » cong vinh, cong tinh, cong danh
chi xanh » chi anh, chi danh, chi hanh
menh van » dinh van, nen van, benh va
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi xanh - ((hanh tranh) or (hanh trinh)) xay dung cong menh van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - ((hanh tranh) OR (hanh trinh)) xay dung cong menh van ban.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - ((hanh tranh) or (hanh trinh)) xay dung cong menh van ban*.