A person may keep_up a routine.Logical formLearned from19 sentences. A person may keep_up with a blogging.Logical formLearned from19 sentences. A person may keep_up with a story.Logical formLearned from19 sentences. A person may keep_up with a maintainance.Logical formLearned from19 sentences. A person may keep_up a site.Logical formLearned from19 sentences. A male may keep_up an act.Logical formLearned from19 sentences. A female may keep_up a correspondence.Logical formLearned from19 sentences. A person may keep_up a fight.Logical formLearned from19 sentences. (Government forces) may keep_up an offensive.Logical formLearned from19 sentences. A male may keep_up with a demand.Logical formLearned from18 sentences. A person may keep_up with a demand.Logical formLearned from18 sentences. A male may keep_up a chin.Logical formLearned from18 sentences. A person may keep_up an attitude.Logical formLearned from18 sentences. A female may keep_up an act.Logical formLearned from18 sentences. Persons may keep_up with a male.Logical formLearned from18 sentences.