replace string using grep and sed with help of xargs

grep -r "Wholesale Quran" * | cut -f1 -d ':' | xargs sed -i 's/Wholesale Quran/I-Furqan Quran/g' $0

Cheap construction method & material

interlocking soil cement blocks
http://www.youtube.com/watch?v=sGg9JBfX8Cs&NR=1

IRIS KOTO Building System - House Built in 7 Days.
http://www.youtube.com/watch?feature=endscreen&v=QhMAbqyZ8rw&NR=1
The core if each panel is made by styrofoam

Beatiful home made by interlocking red brick
http://www.kpmytruss.com.my/kpmy/index.php?option=com_content&task=view&id=76&Itemid=158