Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
trinh quan » trinh luat, trinh han
duong cong » dung cong, luong cong, duong trong
ho nhieu » hop nhieu, ho chieu, he nhieu
cong van » cong vang, cong san, song van
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho nhieu tang - hanh ((trinh quan) OR (tinh quang)) duong cong van ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho nhieu tang - hanh ((trinh quan) OR (tinh quang)) duong cong van ((toan cau) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho nhieu tang - hanh ((trinh quan) OR (tinh quang)) duong cong van ((toan cau) or (toan tap))".
• Adding a wildcard symbol may retrieve word variants: ho nhieu tang - hanh ((trinh quan) OR (tinh quang)) duong cong van ((toan cau) or (toan tap))*.