Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
thong cong » trong cong, tong cong, thong thong
canh sinh » canh tinh, canh binh, tinh sinh
vat thong » va thong, vat trong, mat thong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
than cau » toan cau, than cap, thanh chau
phan cau » phan dau, phan cac, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu tinh - canh sinh vat thong cong dan ((than cau) or (((phan cau) or (phan tu))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - canh sinh vat thong cong dan ((than cau) OR (((phan cau) OR (phan tu)))).
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - canh sinh vat thong cong dan ((than cau) or (((phan cau) or (phan tu))))*.