From Longman Dictionary of Contemporary Englishcast your net (far and) widecast your net (far and) wideTHINK ABOUTto consider or try as many things as possible in order to find what you want We cast our net wide to get the right person for the job. → cast
Examples from the Corpus
cast your net (far and) wide• We cast our net wider and in a different direction.• I cast my net wide enough to find parents who vary from house cleaner to fashion designer to electrician to corporate manager.