Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, nhung don
hang cong » dang cong, hang nong, bang cong
theo cuu » theo chu, khao cuu, thao cua
anh bang » anh hoang, anh quang, tinh bang
bang cua » ban cua, mang cua, hang cua
toan tai » toan tap, doanh tai, toan cao
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo cuu van - anh bang cua ((nhung cong) or (hang cong)) manh ((toan tai) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo cuu van - anh bang cua ((nhung cong) OR (hang cong)) manh ((toan tai) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo cuu van - anh bang cua ((nhung cong) or (hang cong)) manh ((toan tai) or (toan ban))*.