A diploma may replace a (level certificate) of mastery.Logical formLearned from2 sentences. A person may have mastery of a material.Logical formLearned from2 sentences. Learners may gain mastery of a (content area).Logical formLearned from2 sentences. Mastery may pertain-to a (content area).Logical formLearned from2 sentences. Experience can be toward mastery of a foreign language.Logical formLearned from2 sentences. A male may nurse an illusion of mastery.Logical formLearned from2 sentences. Mastery may pertain-to academic skills.Logical formLearned from2 sentences. A teacher may define a level of mastery.Logical formLearned from2 sentences. A mastery can be found.Logical formLearned from2 sentences. Mastery may pertain-to a (predicate calculus).Logical formLearned from2 sentences. Mastery of applied (behavior analysis) may call for competence.Logical formLearned from2 sentences. Persons may allude to a mastery.Logical formLearned from2 sentences. A mastery may pertain-to a commentary.Logical formLearned from2 sentences. A mastery can be over desires.Logical formLearned from2 sentences. A mastery can be over passions.Logical formLearned from2 sentences.