Code Duplication    Length = 9-9 lines in 2 locations

src/Russian/RussianLanguage.php 2 locations

@@ 176-184 (lines=9) @@
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     */
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    public static function checkLastConsonantSoftness($word)
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    {
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        if (($substring = S::findLastPositionForOneOfChars(S::lower($word), static::$consonants)) !== false) {
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            if (in_array(S::slice($substring, 0, 1), ['й', 'ч', 'щ', 'ш'], true)) { // always soft consonants
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                return true;
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            }
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            if (S::length($substring) > 1 && in_array(S::slice($substring, 1, 2), ['е', 'ё', 'и', 'ю', 'я', 'ь'], true)) { // consonants are soft if they are trailed with these vowels
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                return true;
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            }
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        }
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        return false;
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    }
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@@ 199-207 (lines=9) @@
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        unset($consonants[array_search('н', $consonants)]);
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        unset($consonants[array_search('й', $consonants)]);
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        if (($substring = S::findLastPositionForOneOfChars(S::lower($word), $consonants)) !== false) {
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            if (in_array(S::slice($substring, 0, 1), ['й', 'ч', 'щ', 'ш'], true)) { // always soft consonants
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                return true;
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            }
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            if (S::length($substring) > 1 && in_array(S::slice($substring, 1, 2), ['е', 'ё', 'и', 'ю', 'я', 'ь'], true)) { // consonants are soft if they are trailed with these vowels
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                return true;
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            }
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        }
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        return false;
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    }
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