(Security holes) may undergo a progression.Logical formLearned from2 sentences. A progression can be important.Logical formLearned from2 sentences. Infectious diseases may undergo a progression.Logical formLearned from2 sentences. Columns may undergo a progression.Logical formLearned from2 sentences. Progression may undergo a definition.Logical formLearned from2 sentences. A progression can be from chaos.Logical formLearned from2 sentences. Progression can be in a thinking.Logical formLearned from2 sentences. An illustration may show a progression.Logical formLearned from2 sentences. Progression can be in a life.Logical formLearned from2 sentences. A concept can be constituted-of-or-filled-with progression.Logical formLearned from2 sentences. Batches may show a progression to higher levels of specification.Logical formLearned from2 sentences. A pattern of progression may be conditioned by differences.Logical formLearned from2 sentences. An existence of stages of progression may imply linkages.Logical formLearned from2 sentences. A focus can be sufficient for an understanding of a progression.Logical formLearned from2 sentences. Factors may be associated with progression.Logical formLearned from2 sentences.