This observation is in conflict with {HEAD ~ the prior art} that taught that an increase in {TAIL ~ total TFA} caused MFD 
This observation is in conflict with { HEAD ~ the prior art } that taught that an increase in { TAIL ~ total TFA } caused MFD
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH