Question: activity period from 18 september 2015 until 20 september 2015
Answer: --> activity period from 18 September 2015 until 20 September 2015

Question: ofilter player is an easy-to-use multimedia player.
Answer: --> Ofilter Player is an easy-to-use multimedia player.

Question: xtreme no muscle builder supplement is designed to enhance the creation of l-arginine which will then be reconstructed as nitric acid solution.
Answer:
--> Xtreme No muscle builder supplement is designed to enhance the creation of L-Arginine which will then be reconstructed as nitric acid solution.