Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
trinh cua » tinh cua, trinh quan, trinh luan
dung cong » dung trong
cong vang » cong lang, cong quang, cong ngang
vang toan » van toan, dang toan, quang toan
ho nhieu » hop nhieu, ho chieu, he nhieu
toan cao » toan ban, toan tap

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 cua) OR (trinh luat)) dung cong vang toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho nhieu tang - hanh ((trinh cua) OR (trinh luat)) dung cong vang toan cao".
• Adding a wildcard symbol may retrieve word variants: ho nhieu tang - hanh ((trinh cua) OR (trinh luat)) dung cong vang toan cao*.