heylo

##</code><code>##

hello
heplo
heilo

##</code><code>##

@characters = [
    [ "h" ],
    [ "e" ],
    [ "l", "p", "i" ],
    [ "l" ],
    [ "o" ],
]

##</code><code>##

The possible words are:
    hello
    heplo
    heilo