Perhaps you should try some spelling variations:
lieu tinh » trieu tinh, diep tinh, bien tinh
hanh sinh » hanh tinh, hanh dinh, hinh sinh
dong dan » dong danh, duong dan, dong san
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap
sinh va » sinh vat, tinh va, dinh van
va cong » tai cong, cua cong

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

• Performing a fuzzy search may retrieve terms with similar spellings: du lieu tinh - hanh sinh va cong dong dan toan cao~.
• Adding a wildcard symbol may retrieve word variants: du lieu tinh - hanh sinh va cong dong dan toan cao*.