The following parameters can be used by fulltext search:

"": Search for phrases. The result must contain exactly the searched phrase.
Example:  "Hankook Tire Europe"

+: Conjunction. The result must contain the word.
Example:  "Hankook Tire" +Inclusion +diversity

-: Exclusion. The result must not contain the word.
Example: "Hankook Tire" -DTM

*: Partial word search.
Example: Champion* results in
Champions or Championship"