Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hien manh » hien hanh, tien manh, hieu manh
trung cua » truong cua, trung tuan, thong cua
trung cap » truong cao, trung tam
dung cua » dung luan, dung cho
cong dan » cong san, cong tan, huong dan
dan khan » dan khanh, dan chan, dan than
khan cap » khan ap, than cap, khoan cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien manh - thanh ((((trung cua) OR (dung cua))) or (trung cap)) thong cong dan khan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien manh - thanh ((((trung cua) OR (dung cua))) OR (trung cap)) thong cong dan khan cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien manh - thanh ((((trung cua) OR (dung cua))) or (trung cap)) thong cong dan khan cap".
• Adding a wildcard symbol may retrieve word variants: hoc hien manh - thanh ((((trung cua) OR (dung cua))) or (trung cap)) thong cong dan khan cap*.