Add punctuation: This trend with time can be demonstrated by comparing todays usual specifications with those given in the last book on Tungsten by Yih and Wang published in 1979
A: This trend with time can be demonstrated by comparing today's usual specifications with those given in the last book on "Tungsten" by Yih and Wang, published in 1979.

Add punctuation: Id like to give a special thanks to thehendonmobcom and their fantastic tournament database for these results
A: I'd like to give a special thanks to thehendonmob.com and their fantastic tournament database for these results.

Add punctuation: We experienced some formidable sunsets
A:
We experienced some formidable sunsets.