Looking on the internet deeply has found these results:

which is the reason why I tend is the most popular phrase on the web.

which is why I tend to post 12,670,000 results on the web	which is the reason why I tend 17,050,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Which is why I need the perfect dress. Which is why I'm looking for Mr Carson. Which is why I founded From Goth2Boss. Which is why I stopped taking cases. Which is why I want to open a clinic. That is why I tend to regard debate at this stage about whether the Swedish derogation will be extended beyond 1998 as counterproductive. Which is why I tend to feel threatened by other guys. Which is why I offered him an easy way out.	This is the reason why I voted against the report. Which is the reason why I should not be wasting my time standing in the rain telling people I'm standing in the rain. This is the reason why I didn't come yesterday. This is the reason why I have voted against the Liese report. Ladies and gentlemen, let me conclude by referring to the European Union's great achievement, which is the reason why I appeal for us not to allow ourselves to be divided, whatever our disagreements about the matter in hand. That is the reason why I am voting for this report. That is the reason why I prefer keeps busy with cars. Daniel is the reason why I'm here.

which is why I tend to post

12,670,000 results on the web

which is the reason why I tend

17,050,000 results on the web

More popular!

Which is why I need the perfect dress.
Which is why I'm looking for Mr Carson.
Which is why I founded From Goth2Boss.
Which is why I stopped taking cases.
Which is why I want to open a clinic.
That is why I tend to regard debate at this stage about whether the Swedish derogation will be extended beyond 1998 as counterproductive.
Which is why I tend to feel threatened by other guys.
Which is why I offered him an easy way out.

This is the reason why I voted against the report.
Which is the reason why I should not be wasting my time standing in the rain telling people I'm standing in the rain.
This is the reason why I didn't come yesterday.
This is the reason why I have voted against the Liese report.
Ladies and gentlemen, let me conclude by referring to the European Union's great achievement, which is the reason why I appeal for us not to allow ourselves to be divided, whatever our disagreements about the matter in hand.
That is the reason why I am voting for this report.
That is the reason why I prefer keeps busy with cars.
Daniel is the reason why I'm here.