Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hien tinh » khien tinh, thien tinh, bien tinh
khung cua » chung cua, khung luan, chung cu
hung cua » huong cua, chung cua, dung cua
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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 tinh - manh ((hung cua) OR (khung cua)) nhung cong dan toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien tinh - manh ((hung cua) OR (khung cua)) nhung cong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc hien tinh - manh ((hung cua) OR (khung cua)) nhung cong dan toan cao*.