Substitua o espaço em branco pela nova linha

# credit to the Stack Overflow user in the source link
$ echo 'τέχνη βιβλίο γη κήπος' | sed -E -e 's/[[:blank:]]+/\n/g'
>>> τέχνη
    βιβλίο
    γη
    κήπος
wolf-like_hunter