Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
khao cuu » cham cuu, chao chu, kho cua
anh mang » hanh mang, anh bang, anh dang
mang cua » manh cua, dung cua, ban cua
cong dan » cong san, cong tan, huong dan
toan tap » toan ban
han tap » han tai, nhan tai, nhan tao

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

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