Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
tieu xanh » tieu danh, chieu xanh, dieu hanh
tranh va » tranh van, trang va, thanh va
trinh va » trinh van, trinh vat, trinh ve
cong van » cong vang, cong san, song van
van than » van thanh, van thang, van tuan
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - canh ((tranh va) OR (trinh va)) thuong cong van than cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - canh ((tranh va) OR (trinh va)) thuong cong van than cap".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - canh ((tranh va) OR (trinh va)) thuong cong van than cap*.