perform {TAIL ~ scheduling} to allocate {HEAD ~ a frequency} based on an uplink channel reception state of the user apparatus, and 
perform { TAIL ~ scheduling } to allocate { HEAD ~ a frequency } based on an uplink channel reception state of the user apparatus , and
OTH TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH