Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
canh sinh » canh tinh, canh binh, tinh sinh
vat thong » va thong, vat trong, mat thong
cac tinh » dac tinh, cuu tinh, ha tinh
cua tinh » cua sinh, va tinh, ha tinh
cong dan » cong san, cong tan, huong dan
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 ((cac tinh) or (cua tinh)) - canh sinh vat thong cong dan ((phan cau) OR (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((cac tinh) OR (cua tinh)) - canh sinh vat thong cong dan ((phan cau) OR (phan tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((cac tinh) or (cua tinh)) - canh sinh vat thong cong dan ((phan cau) OR (phan tu))".
• Adding a wildcard symbol may retrieve word variants: ho ((cac tinh) or (cua tinh)) - canh sinh vat thong cong dan ((phan cau) OR (phan tu))*.