The search was on for any kind of part-time job. Sutherlin High juniors Christy Chamberlain, Kayla Mosley and Jessica Freeman gathered around a computer Wednesday at the Employer and Career Expo at the Douglas County Fairgrounds to peruse job listings. They said they were generally finding, on computer listings and by talking to employers at the fair, that they needed to be 18 years old and have experience. The students asked the age-old question, How do I get experience if I can’t get hired? “We’re willing to work,” said Chamberlain, 17. The annual career fair gave 112 students from Roseburg …