Hi ostap77,
Here is my interpretation of your original sentence:
He was pouring about his domestic problems
He was swamped with his domestic problems.
swamp = drench or submerge or be drenched or submerged
Here is a sentence comprising the key phrase “eloquently pour” and at the end of my post you may find the ordinary collocations of “pour”
Then he turns fierce as he cogently and eloquently pours out his thoughts on the nature of things.
eloquence = powerful and effective language as in: "his eloquence attracted a large congregation"
eloquent = characterized by persuasive, powerful discourse: an eloquent speaker; an eloquent sermon.
eloquent = exceedingly dignified in form, tone, or style: elevated, exalted
speak eloquently = speak volumes about in order to persuade somebody
poor (of words)
Imprecations poured from his lips. - From his lips fell the curses.
God hath plentifully poured into thy mind and tongue the gift of speaking wisely, eloquently, and acceptably.
Light poured forth from the many lamps.
Tears poured from his eyes.
Thick black smoke poured out of the car.
When the pipe was unblocked, dirty water poured out.
Weeping, she poured out her troubles to her closest friend.
pour out = shed (like a stream of water)
Bob's voice rang with hope, his words pouring out in a gush.
There's a hole in the roof, and the rain is pouring through!
pour in = (to-l. / how-l.; about the flow of the crowd)
Thousands of cars poured into London.
When the gates were opened, crowds of football supporters poured in.
People came pouring out of their houses.
Letters of complaint pour in from all quarters
It never rains but it pours. seq. - The trouble never comes alone, it never rains but it pours.
Regards,
V.