Heetneyeiheenei'nou'u nuhu' hinono'eitiit heetih'iineyeibii'iihoo3i' nuhu' beh'eihoho' tih'eeneti3i' nuhu' hinono'eitiit
FUT-try-REDUP-know-3PL this Arapaho.language so.that-IMPERF-try-find-3PL this old.men when.PAST-speak-3PL this Arapaho.language
They  ( should ) try to know/learn this Arapaho language , so that they can try to find an old man , so they can speak Arapaho together .