After obtaining {HEAD ~ the representation} of {TAIL ~ text} to be displayed, a font substitution method 200 is called as illustrated by logic block 102 
of
After obtaining { HEAD ~ the representation } of { TAIL ~ text } to be displayed , a font substitution method 200 is called as illustrated by logic block 102
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH