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.