Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
khi xanh » khia canh, thi hanh, thi anh
cong van » cong vang, cong san, song van
bang cau » hang cau, bang cac, nang cao
ban cau » ban can, van cau, ban dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi khi xanh - canh tranh cua thong cong van ((ban cau) or (bang cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi khi xanh - canh tranh cua thong cong van ((ban cau) OR (bang cau))*.