There aren't very many PHP jobs in Saarland; the current count is just 3. Have you tried neighbouring regions? Web Development and Frontend Development jobs as the main columns will yield many jobs to those at the current time seeking a new challenge. Jobs that require Web Development, MySQL, or WordPress are often mentioned in job opportunities in this area.
If you sign up to Jobspotting now, you will notice that 33% of PHP jobs are the reserve of junior applicants. With no internships on offer in this area, you might try similar sectors for more luck. PHP jobs are not being offered by startups. Your Jobfeed only shows you jobs that match your specific criteria. No more irrelevant job opportunities!