back of the hall back of the hand back of the head back of the hotel back of the house back of the knee back of the leg back of the line back of the machine back of the monitor back of the mouth back of the neck back of the net back of the oven back of the pack back of the phone back of the photo back of the plane back of the printer back of the product back of the property back of the queue back of the refrigerator back of the room back of the school back of the seat back of the ship back of the shirt back of the shop back of the skull back of the sofa back of the speaker back of the stage back of the store back of the throat back of the tongue back of the train back of the truck back of the unit back of the van back of the vehicle back of the wagon back of the wall back of the watch back of unit back of us back of you back of your car back of your card back of your hand back of your head back of your mind back of your neck back of your throat back off a bit back off a little back off and let back off from back off me back off now back off of back office back often back okay back old back old memories back on a plane back on account back on active duty back on again back on air back on april back on board back on campus back on course back on december back on deck back on drugs back on dry back on duty back on earth back on everything back on family back on form back on friday back on god back on her feet back on his feet back on his word back on ice back on it back on it now back on its feet back on its own back on itself back on january back on june back on land back on life