[HELP] whats wrong with my .htaccess

[anthrax68]

can you help me in this code?
Options +FollowSymLinks
RewriteEngine On
RewriteRule ^download/([a-zA-Z0-9-\s]+)$ xml_api.php?ext=$1
RewriteRule ^download/([a-zA-Z0-9-\s]+)/([a-zA-Z0-9-\s]+)/([a-zA-Z0-9-\s]+)\.htm$ xml_api.php?q=$1&ext=$2&search=$3

not working in http://mobilizeph.tk
my .htaccess is located inside public_html. Thanks in advance.

[something else]

some servers wont allow full mod rewrite rules
try:

RewriteEngine On
RewriteRule ^download/([a-zA-Z0-9-\s]+)$ xml_api.php?ext=$1
 RewriteRule ^download/([a-zA-Z0-9-\s]+)/([a-zA-Z0-9-\s]+)/([a-zA-Z0-9-\s]+)\.htm$ xml_api.php?q=$1&ext=$2&search=$3 

[anthrax68]

ah, I'm using 000webhost, and I found this page Free Web Hosting with PHP, MySQL and cPanel thanks for reply :D

[anthrax68]

Hello something else, still no luck

RewriteEngine On
RewriteBase /
RewriteRule ^download/(.*)$ /xml_api.php?ext=$1
RewriteRule ^download/(.*)/(.*)/(.*)\.htm$ /xml_api.php?q=$1&ext=$2&search=$3 

Here: Free Mobile Downloads Search - MobilizePH