Perhaps you should try some spelling variations:
phuc khong » thuc khong, thuoc khong, chu khong
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
cua khong » hua khong, cua phuong, cua thuong
van thanh » ban thanh, van tuan
thanh tai » thanh hai, thanh toan, doanh tai
mong van » muong van, song van, tong van

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - canh tranh ((cua khong) or (phuc khong)) mong van thanh tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - canh tranh ((cua khong) OR (phuc khong)) mong van thanh tai*.