{HEAD ~ The cash bonus} is calculated on {TAIL ~ the current time period}, for example monthly and credited to the financial account at the end of such current time period 
is calculated on
{ HEAD ~ The cash bonus } is calculated on { TAIL ~ the current time period } , for example monthly and credited to the financial account at the end of such current time period
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH