Perhaps you should try some spelling variations:
luan phuong » lan phuong, quang phuong, doan phuong
cua thuong » cua truong, cua phuong, ca thuong
hanh mang » nhanh mang, hanh trang, nhanh lang
theo chu » theo chieu, cho chu, chao chu
cong san » cong tac
than ban » thanh ban, toan ban, nhuan ban
than man » than ma, thanh san, tran manh
chu van » cuu van, chu han

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu van - hanh mang ((cua thuong) or (luan phuong)) cong san ((than ban) OR (than man))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu van - hanh mang ((cua thuong) OR (luan phuong)) cong san ((than ban) OR (than man)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu van - hanh mang ((cua thuong) or (luan phuong)) cong san ((than ban) OR (than man))".
• Adding a wildcard symbol may retrieve word variants: theo chu van - hanh mang ((cua thuong) or (luan phuong)) cong san ((than ban) OR (than man))*.