l=['ABOUT', 'AFTER', 'AGAIN', 'BELOW', 'COULD',
   'EVERY', 'FIRST', 'FOUND', 'GREAT', 'HOUSE',
   'LARGE', 'LEARN', 'NEVER', 'OTHER', 'PLACE',
   'PLANT', 'POINT', 'RIGHT', 'SMALL', 'SOUND',
   'SPELL', 'STILL', 'STUDY', 'THEIR', 'THERE',
   'THESE', 'THING', 'THINK', 'THREE', 'WATER',
   'WHERE', 'WHICH', 'WORLD', 'WOULD', 'WRITE']

from itertools import*
f=lambda x:[i for i in map(''.join,product(*x))if i in l][0]

for x in [["FGARTW","LKSIRE","UHRKPA","TGYSTG","LUOTEU"],["ULOIPE","GEYARF","SHRGWE","JEHSDG","EJHDSP"],["SHWYEU","YEUTLS","IHEWRA","HWULER","EUELJD"]]:
	print(f(x))