Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
trung cap » truong cao, trung tam
ho nhieu » hop nhieu, ho chieu, hoc thieu
he nhieu » hop nhieu, phu nhieu, he dieu
mang cua » manh cua, dung cua, ban 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: ((ho nhieu) OR (he nhieu)) tang - hanh ((trung cap) or (mang cua)) nhung cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho nhieu) OR (he nhieu)) tang - hanh ((trung cap) OR (mang cua)) nhung cong dan toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho nhieu) OR (he nhieu)) tang - hanh ((trung cap) or (mang cua)) nhung cong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: ((ho nhieu) OR (he nhieu)) tang - hanh ((trung cap) or (mang cua)) nhung cong dan toan cao*.