Looking on the internet deeply has found these results:

had been suggesting to is the most popular phrase on the web.

had been suggesting to start 10 results on the web	had been suggesting to 1160 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.	In his hypno Jun 3, 2014 ... ... a challenge (I love me some simple carbs), the program was actually quite similar to what my doctor had been suggesting to me for years. Mar 20, 2010 ... �The periodical is anonymous throughout,� remonstrated Dickens, one day, when he had been suggesting to Mr. Jerrold to write for it. �Yes�... Our integrative M.D. had been suggesting to her for years that gluten was behind a lot of her symptoms, but she only listened when her symptoms were too�... regression practices, Dr. Piecemeal had been suggesting to Doris' subconscious that she train the cat to piss on her husband's sheets.

had been suggesting to start

10 results on the web

had been suggesting to

1160 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.

In his hypno
Jun 3, 2014 ... ... a challenge (I love me some simple carbs), the program was actually quite similar to what my doctor had been suggesting to me for years.
Mar 20, 2010 ... �The periodical is anonymous throughout,� remonstrated Dickens, one day, when he had been suggesting to Mr. Jerrold to write for it. �Yes�...
Our integrative M.D. had been suggesting to her for years that gluten was behind a lot of her symptoms, but she only listened when her symptoms were too�...
regression practices, Dr. Piecemeal had been suggesting to Doris' subconscious that she train the cat to piss on her husband's sheets.