opracowywano
Opracowywano is a Polish verb. It is the past tense, plural, neuter form of the verb "opracowywać" (to develop, to elaborate, to work out). This form specifically refers to something that was being developed or worked on by multiple agents or in a passive construction where the subject is neuter. For example, a project or a plan might be described as "opracowywano" if it was under development.
The verb "opracowywać" is derived from the prefix "o-" which can indicate completion or thoroughness, and the