Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
nhung cong » thong cong, hang cong, nhung don
tieu xanh » tieu danh, chieu xanh, dieu hanh
dung cong » dung trong
lang cua » mang cua, hang cua, long cua
than cap » thanh lap, thanh cac, than cua
khan cap » khan ap, khoan cam, phan 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 - nhanh lang cua ((nhung cong) or (dung cong)) dan ((than cap) OR (khan cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - nhanh lang cua ((nhung cong) OR (dung cong)) dan ((than cap) OR (khan cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - nhanh lang cua ((nhung cong) or (dung cong)) dan ((than cap) OR (khan cap))".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - nhanh lang cua ((nhung cong) or (dung cong)) dan ((than cap) OR (khan cap))*.