Perhaps you should try some spelling variations:
cong thanh » cong trinh, cong tan, truong thanh
dong thanh » truong thanh
theo chuc » theo chu, tho chu, treo chu
nhanh bac » nhanh ha, nhanh va
cua dang » cua cong, cua ban
toan cau » toan cao, toan ban, toan tap
bac cua » ban cua, tac cua, bai cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chuc nang - nhanh bac cua dang ((cong thanh) OR (dong thanh)) toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chuc nang - nhanh bac cua dang ((cong thanh) OR (dong thanh)) toan cau".
• Adding a wildcard symbol may retrieve word variants: theo chuc nang - nhanh bac cua dang ((cong thanh) OR (dong thanh)) toan cau*.