The problem is as follows, as with a button preload a text in a text box and with the same button generate the search in html-php-mysql. Try several options to send the "POST" but empty I can not load the English text in the text box with the English-button I can not solve it, here's a short code I hope you can help me greetings and thanks.
<form method="POST" action="" onSubmit="return validarForm(this)">
<input type="text" placeholder="Ingrese Nombre-Apellido-Idioma" name="palabra" style="height:30px; width:260px" autofocus>
<input type="submit" value="Buscar" name="buscar">
<div>
<br><br><h3>Busquelo por idioma</h3>
<input type="submit" class="" name="buscar" value="Inglés" style="height:30px; width:95px" />
<input type="submit" class="" name="buscar" value="Italiano" style="height:30px; width:95px" />