Looking on the internet deeply has found these results:

this observation has been is the most popular phrase on the web.

works that led to providing 10 results on the web	this observation has been 122,900 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	Mar 4, 2015 ... If you are only referring to one observation, you won't need "following": This observation has been addressed. owlman5, Mar 4, 2015. A new UPDATE for this Observation has been issued September 30, 2014 at 9: 00PM EST. Click on the additional link below to read this important update. Aug 24, 2015 ... Duns has shown with countless examples how this is the case and I invite you to try it yourself. This observation has been, somewhat playfully�... this observation has been made clear. 4 marks � The suggestion is appropriate, clear and detailed and there is a clear link this observation. [4]. Section B Total.

works that led to providing

10 results on the web

this observation has been

122,900 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

Mar 4, 2015 ... If you are only referring to one observation, you won't need "following": This observation has been addressed. owlman5, Mar 4, 2015.
A new UPDATE for this Observation has been issued September 30, 2014 at 9: 00PM EST. Click on the additional link below to read this important update.
Aug 24, 2015 ... Duns has shown with countless examples how this is the case and I invite you to try it yourself. This observation has been, somewhat playfully�...
this observation has been made clear. 4 marks � The suggestion is appropriate, clear and detailed and there is a clear link this observation. [4]. Section B Total.