In an air conditioner for a motor vehicle, {HEAD ~ an internal heat exchanger} is combined with {TAIL ~ a condenser} and a collector 
is combined with
In an air conditioner for a motor vehicle , { HEAD ~ an internal heat exchanger } is combined with { TAIL ~ a condenser } and a collector
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH