Looking on the internet deeply has found these results:

I have discussed with is the most popular phrase on the web.

I had discussed about his travel 10 results on the web	I have discussed with 17,990 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.	I have discussed with my doctor the possibility to delay treatment for 3 months since I plan to travel to Japan for three month for sabbatical (I live in Sydney). Jun 9, 2015 ... "I have some vision in my mind which I have discussed with the team. We are all on the same page. It is pretty exciting for me to start as full time�... Jun 5, 2015 ... I am always get into dilemma situation whether to use "I have" or "I had" for immediate past event. For example: I have discussed with you or I have discussed with you the possibility that you experienced an allergic drug reaction associated with your recent operation. It is impossible to identify the�...

I had discussed about his travel

10 results on the web

I have discussed with

17,990 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.

I have discussed with my doctor the possibility to delay treatment for 3 months since I plan to travel to Japan for three month for sabbatical (I live in Sydney).
Jun 9, 2015 ... "I have some vision in my mind which I have discussed with the team. We are all on the same page. It is pretty exciting for me to start as full
time�...
Jun 5, 2015 ... I am always get into dilemma situation whether to use "I have" or "I had" for immediate past event. For example: I have discussed with you or
I have discussed with you the possibility that you experienced an allergic drug reaction associated with your recent operation. It is impossible to identify the�...