These laws progress at {TAIL ~ a frequency} which is lower as {HEAD ~ the silent period} of the network becomes longer 
These laws progress at { TAIL ~ a frequency } which is lower as { HEAD ~ the silent period } of the network becomes longer
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH