my search is not shown full text images

please help me i re install wp2.7 yesterday but the search is not working well as it was early

1: http://www.sistemcreators.com/

2: http://www.desidefinition.com/

in site 1 search is not working well and site 2 is working fabulous

please help in this my email id is sistemcreatorscrew@gmail.com