Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
trung cua » truong cua, trung tuan, dung cua
trung cap » truong cao, trung tam
theo chu » theo chieu, cho chu, chao chu
cong van » cong vang, cong san, song van
van van » tan van, san van, van vat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chu) or (doi chieu)) xanh - thanh ((trung cua) or (trung cap)) nhung cong van van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chu) OR (doi chieu)) xanh - thanh ((trung cua) OR (trung cap)) nhung cong van van ban.
• Adding a wildcard symbol may retrieve word variants: ((theo chu) or (doi chieu)) xanh - thanh ((trung cua) or (trung cap)) nhung cong van van ban*.