Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hang thong » hang thuong, hang khong, mang thong
thong qua » thong quan, thong cua, thong tu
qua trong » quan trong, qua trinh, qua song
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
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: toc thieu xanh - hang thong qua trong ((cong dan) OR (cong san)) toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu xanh - hang thong qua trong ((cong dan) OR (cong san)) toan ban".
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - hang thong qua trong ((cong dan) OR (cong san)) toan ban*.