<?php
 
// Проверка текста на мошеннические опечатки
error_reporting(-1);
 
$text = 'Пocтaвкa мяco гoвядины, бecкостнoe для нужд государственного бюджетного учреждения 
здравоохранения Республики Башкортостан Инфекционная клиническая больница № 4 города Уфа';
$similarLetters = [
	'a' => 'а', 'A' => 'А', 'B' => 'В', 'c' => 'с',
	'C' => 'С', 'e' => 'е', 'E' => 'Е', 'K' => 'К',
	'M' => 'М', 'o' => 'о', 'O' => 'О', 'p' => 'р',
	'P' => 'Р', 'T' => 'Т', 'x' => 'х', 'X' => 'Х'
];
 
$replacement = strtr($text, $similarLetters);
echo $replacement;

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