Word stemming - e.g. compete

Find reports containing compete and its variation such as competition, competed or competing

Keyword -e.g. PC

Find reports containing keyword PC, search results include more related reports

Multiple keywords - e.g. LCD TV

Use the single keyword LCD, TV, or exact phrase "LCD TV"

Matching category - e.g. Juice

Use the matching category "drink" to extend the reports number

Case sensitivity - e.g. Food

Search with Food, and the low-case food is ok.

Possessive case-e.g. China's beer industry

Search with China beer industry, but China's beer industry is unsupported.