Perhaps you should try some spelling variations:
nhanh mang » nhanh lang, hanh mang, nhanh quang
thong cong » trong cong, tong cong, thong thong
cua thong » cua thuong, cua khong, cua tong
theo chu » theo chieu, cho chu, chao chu
chu bang » thu bang, chuc nang, chu quang
mang cua » manh cua, dung cua, ban cua
cong san » cong tac
chan ban » can ban, chat ban, chan doan
chan nan » chan nhan, chang nang, chan doan

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 bang - nhanh mang cua thong cong san ((chan ban) OR (chan nan))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu bang - nhanh mang cua thong cong san ((chan ban) OR (chan nan))".
• Adding a wildcard symbol may retrieve word variants: theo chu bang - nhanh mang cua thong cong san ((chan ban) OR (chan nan))*.