Perhaps you should try some spelling variations:
ngang thanh » nang thanh, nganh thanh, ngan thanh
thanh sinh » thanh binh, thanh tinh, thanh vinh
cong ngang » cong nhan, cong quang, cong lang
doi chieu » doc hieu, doi chi, ho chieu
thi chieu » thi chien, thi hieu, theo chieu
thanh cau » thanh chau, thanh mau, nhanh cau

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) or (thi chieu)) xanh - thanh sinh ((cua nhung) or (va nhung)) cong ngang thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (thi chieu)) xanh - thanh sinh ((cua nhung) OR (va nhung)) cong ngang thanh cau.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (thi chieu)) xanh - thanh sinh ((cua nhung) or (va nhung)) cong ngang thanh cau*.