pspell.php

<?php

$word = 'scmo';
$pspell_config = pspell_config_create("it");

# Available modes:
#
# PSPELL_FAST
# PSPELL_NORMAL
# PSPELL_BAD_SPELLERS # this will slow down the script
#
pspell_config_mode($pspell_config, PSPELL_BAD_SPELLERS);
$pspell_link = pspell_new_config($pspell_config);

$result = array();
if( ! pspell_check($pspell_link, $word))
{
    $suggestions = pspell_suggest($pspell_link, $word);

    foreach($suggestions as $suggestion)
    {
        similar_text($word, $suggestion, $percent);
        if(round($percent) > 85)
            $result[] = $suggestion;
    }
}

$result = array_unique($result); # no duplicates

print_r($result);