erroe when instaiiling please hel

I have tried installing this three times but get the same 2 errors “Warning: require_once(/home/a7133021/public_html/wp-includes/load.php) [function.require-once]: failed to open stream: No such file or directory in /home/a7133021/public_html/wp-load.php on line 48” and this one “
Fatal error: require_once() [function.require]: Failed opening required ‘/home/a7133021/public_html/wp-includes/load.php’ (include_path=’.:/usr/lib/php:/usr/local/lib/php’) in /home/a7133021/public_html/wp-load.php on line 48

” if you can tell me howto fix this i will love you for ever ??