Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
cong nhanh » cong thanh, cong nhan, cong khanh
hoc trieu » hoc thieu, hoc tieu, hoc dieu
cua thong » cua thuong, cua khong, cua tong
hanh cac » hanh cat, nhanh cay, hanh va
hang cac » hang ca, hang cau, bang cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc trieu tinh - ((hanh chinh) or (canh tranh)) cua thong cong nhanh ((hanh cac) OR (hang cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc trieu tinh - ((hanh chinh) OR (canh tranh)) cua thong cong nhanh ((hanh cac) OR (hang cac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc trieu tinh - ((hanh chinh) or (canh tranh)) cua thong cong nhanh ((hanh cac) OR (hang cac))".
• Adding a wildcard symbol may retrieve word variants: hoc trieu tinh - ((hanh chinh) or (canh tranh)) cua thong cong nhanh ((hanh cac) OR (hang cac))*.