As mentioned above, due to {TAIL ~ the nature} of {HEAD ~ seismic data acquisition}, vibration events may be created repetitively and in relatively rapid succession 
As mentioned above , due to { TAIL ~ the nature } of { HEAD ~ seismic data acquisition } , vibration events may be created repetitively and in relatively rapid succession
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH