Perhaps you should try some spelling variations:
cong nhung » cong chung, cong hung, song nhung
nhung dung » phuong dung, ung dung, thong dung
doi chieu » doc hieu, doi chi, mot chieu
phan cong » thanh cong
dung dat » dung va, dung tai
dat van » dao van, dat va, dam van
van dan » van ban, ban dan, van dao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) OR (toc thieu)) tinh - phan cong nhung dung dat van dan ca~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (toc thieu)) tinh - phan cong nhung dung dat van dan ca".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (toc thieu)) tinh - phan cong nhung dung dat van dan ca*.