Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
ho chieu » theo chieu, hoc thieu, doi chieu
theo chu » theo chieu, cho chu, chao chu
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan lap » phan lap, thanh lap, dan lap
minh va » sinh va, sinh vat, dinh van
tinh va » tich va, trinh van, trinh vat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (theo chu)) xanh - canh ((minh va) OR (tinh va)) nhung cong dan chan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chu)) xanh - canh ((minh va) OR (tinh va)) nhung cong dan chan lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (theo chu)) xanh - canh ((minh va) OR (tinh va)) nhung cong dan chan lap".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chu)) xanh - canh ((minh va) OR (tinh va)) nhung cong dan chan lap*.