Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
phuong dan » phuong danh, phuong doan, phuong lan
canh sinh » canh tinh, canh binh, tinh sinh
vat nhung » va nhung, vap nhung, vai nhung
ho chieu » theo chieu, hoc thieu, doi chieu
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: ho chieu tinh - canh sinh vat nhung ((phuong dan) OR (huong dan)) phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tinh - canh sinh vat nhung ((phuong dan) OR (huong dan)) phan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - canh sinh vat nhung ((phuong dan) OR (huong dan)) phan cau*.