Complex sentence: He hands Clara his psychic paper, the sonic screwdriver, and an audio/visual earpiece so he can keep in touch with her, and then has her carry the TARDIS with her to where he has tracked a large source of energy.
Split into simpler sentences: He hands Clara his psychic paper, the sonic screwdriver, and an audio/visual earpiece so he can keep in touch with her. He then has her carry the TARDIS with her to where he has traced a large source of energy.