Perhaps you should try some spelling variations:
nhanh tinh » nhanh thanh, hanh trinh, nhan sinh
hanh tinh » hanh trinh, thanh tinh, canh tinh
tong cong » trong cong, cong cong, dung cong
ho chung » so chung, cho chuong, chon chung
cua tong » cua cong, cua dong, cua nong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chua) or (ho chung)) tinh - ((hanh tinh) OR (nhanh tinh)) cua tong cong dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chua) OR (ho chung)) tinh - ((hanh tinh) OR (nhanh tinh)) cua tong cong dan toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chua) or (ho chung)) tinh - ((hanh tinh) OR (nhanh tinh)) cua tong cong dan toan tap".
• Adding a wildcard symbol may retrieve word variants: ((ho chua) or (ho chung)) tinh - ((hanh tinh) OR (nhanh tinh)) cua tong cong dan toan tap*.