<form action="" method="get">
    <p><b>Введите название страны:</b><br>
     <input type="text" name="country"></p>
     <p><input type="submit" value="Отправить">,
	<!--p><b>Введите название города:</b><br>
     <input type="text" name="city"></p>
     <p><input type="submit" value="Отправить"-->
</form>
 
<?php
 
$regexp= '/[A-zа-яёА-ЯЁ]{2,}/u';
$country = $_GET[country];
echo $country;
 
preg_match_all($regexp,$country,$matches, PREG_SET_ORDER, 0);  
echo "matches=";
print_r($matches);
echo "</br>";
 
$word = $matches[0];

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