Buttons may work.Logical formLearned from51 sentences. A button can be inactive.Logical formLearned from51 sentences. A person may use a back button.Logical formLearned from51 sentences. A button may appear.Logical formLearned from50 sentences. Buttons can be sweet.Logical formLearned from50 sentences. (Volume control buttons) may undergo additions.Logical formLearned from50 sentences. Persons may hit a button.Logical formLearned from50 sentences. A button can be on a radio.Logical formLearned from50 sentences. A button may be located.Logical formLearned from50 sentences. A button can be on a page.Logical formLearned from49 sentences. (Control buttons) can be for zoomings.Logical formLearned from49 sentences. A button can be on an (alarm clock).Logical formLearned from49 sentences. A button can be on a toolbar.Logical formLearned from49 sentences. Buttons can be on a (steering wheel).Logical formLearned from49 sentences. A button can be on a phone.Logical formLearned from48 sentences.