The data entry system 105 may be arranged to operate within or in {TAIL ~ concert} with {HEAD ~ one or more other systems}, such as for example, one or more LANs and one or more WANs  
The data entry system 105 may be arranged to operate within or in { TAIL ~ concert } with { HEAD ~ one or more other systems } , such as for example , one or more LANs and one or more WANs
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH