These letters are carved in groups on a wall as shown. You know an answer is needed to continue your journey, but no other instructions are apparent.
to na ts ta yw te og er sv ii gi rr
ht gr ow iv hh oo uo rt ie aa iv ue
ew sd wh oe ia fp no gh tr pm ve ne
sa ew ee ns st il dd rs aw pw eg da
ch ou ol at ot ch ta eh ga ot mo re
re ft ol yo uo oe iv aa im ue an sa
ec hn rm st no nn oe rt vh nr nl tc
ar ee le pe dd dp ns ai ie db py st
What would your answer be?
(Another puzzle/riddle I used in a game. Seeing as how fast my previous riddle was solved, I'm not giving any more hints right away :) )