Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
chieu sach » chinh sach, chiet tach, chieu sang
thong cong » trong cong, tong cong, thong thong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
tranh va » tranh van, trang va, thanh va
trinh va » trinh van, trinh vat, trinh ve
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: ho ((nhieu tang) or (chieu sach)) - hanh ((tranh va) OR (trinh va)) thong cong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((nhieu tang) OR (chieu sach)) - hanh ((tranh va) OR (trinh va)) thong cong manh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((nhieu tang) or (chieu sach)) - hanh ((tranh va) OR (trinh va)) thong cong manh toan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((nhieu tang) or (chieu sach)) - hanh ((tranh va) OR (trinh va)) thong cong manh toan ban*.