Since {HEAD ~ the change} running out {TAIL ~ state} of the smaller denomination coins which are useful for use of change is adequately canceled, this increases the chance of a vending machine sale greatly 
running out
Since { HEAD ~ the change } running out { TAIL ~ state } of the smaller denomination coins which are useful for use of change is adequately canceled , this increases the chance of a vending machine sale greatly
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH