Perhaps you should try some spelling variations:
khong cong » thong cong, khong cang, chong cong
pnhan tai » pham tai, nhan tao, han tai
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
nang hua » nang dua, nang cua, nang suat
nang hoa » nang hoat, hang hoa, nang hoc
cong ban » cong bang, cong san, cong tan
nhan tai » hang tai, van tai, toan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu xanh - anh ((nang hua) or (nang hoa)) khong cong ban ((pnhan tai) or (nhan tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - anh ((nang hua) OR (nang hoa)) khong cong ban ((pnhan tai) OR (nhan tai)).
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - anh ((nang hua) or (nang hoa)) khong cong ban ((pnhan tai) or (nhan tai))*.