Contains Funtion In full text Search

Hi,

 i have created the full text index on the table candidates.

I am Storing candidates resume in c_resume text filed.

Presently I am passing Only Technology

select * from candidates WHERE contains(c_resume_text,'C') -It showing results.

I need to pass here Technology and City Also like in Contains Funtion how can i write the query C,Houston,Amsterdam

How to write the Query to pass both multiple cities and Technology in above Query.

Please Help Me.