A cord may plug into a serial port.Logical formLearned from3 sentences. A machine may plug into a (telephone jack).Logical formLearned from3 sentences. Toilets may be pluged with concrete.Logical formLearned from3 sentences. Speakers may plug into a socket.Logical formLearned from3 sentences. A user may plug in a (power cord).Logical formLearned from3 sentences. Radios may plug into a pc.Logical formLearned from3 sentences. A radio may plug into a pc.Logical formLearned from3 sentences. A cradle may plug into a back of a male.Logical formLearned from3 sentences. Persons may plug.Logical formLearned from3 sentences. A male may plug into a (power source).Logical formLearned from3 sentences. A person may plug into the internet.Logical formLearned from3 sentences. Programs may plug into a personal computer.Logical formLearned from3 sentences. A person may plug in accessories.Logical formLearned from3 sentences. A device may plug into serial ports.Logical formLearned from3 sentences. A number of persons may plug into peaks.Logical formLearned from3 sentences.