Perhaps you should try some spelling variations:
cong trong » cong thuong, duong trong, cong trinh
theo chieu » theo tieu, ho chieu, thi chieu
cach dung » sach dung, cach mang, tac dung
cong nong » cong dong, cong cong, cong luong
theo chu » cho chu, chao chu, theo yeu
dung cua » dung luan, dung cho
dan phan » doan phan, dan chan, van phan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (theo chu)) xanh - cach dung cua ((cong nong) or (cong trong)) dan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo chu)) xanh - cach dung cua ((cong nong) OR (cong trong)) dan phan cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (theo chu)) xanh - cach dung cua ((cong nong) or (cong trong)) dan phan cau*.