Keyphrases
- keyword search
- proxy re encryption
- public key encryption
- keywords
- search engine
- structured data
- relational databases
- xml keyword search
- keyword queries
- xml databases
- identity based encryption
- search queries
- query language
- cca secure
- xml data
- xml documents
- keyword search over relational databases
- web search engines
- proximity search
- standard model
- query keywords
- graph structure
- keyword search in relational databases