Perhaps you should try some spelling variations:
trinh quan » tinh quang, trinh han
nhung cong » dung cong, thong cong, hang cong
cong vang » cong lang, cong quang, cong ngang
cua tinh » cua sinh, va tinh, ha tinh
toan cau » toan cao, toan tap, toan tai
toan ban » van ban
hoi cua » hoi chuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoi cua tinh - hanh ((trinh quan) or (trinh luat)) nhung cong vang ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi cua tinh - hanh ((trinh quan) OR (trinh luat)) nhung cong vang ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoi cua tinh - hanh ((trinh quan) or (trinh luat)) nhung cong vang ((toan cau) or (toan ban))*.