Perhaps you should try some spelling variations:
phap sinh » phau sinh, phai sinh, phap tinh
trung cua » truong cua, trung tuan, dung cua
trung cap » truong cao, trung tam
dung cong » dung trong
cong vang » cong lang, cong quang, cong ngang
vang than » sang than, van than, cang thang
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((phap sinh) or (nhan sinh)) - hanh ((trung cua) OR (trung cap)) dung cong vang than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((phap sinh) OR (nhan sinh)) - hanh ((trung cua) OR (trung cap)) dung cong vang than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((phap sinh) or (nhan sinh)) - hanh ((trung cua) OR (trung cap)) dung cong vang than cau".
• Adding a wildcard symbol may retrieve word variants: theo ((phap sinh) or (nhan sinh)) - hanh ((trung cua) OR (trung cap)) dung cong vang than cau*.