There are many ways to fix snoring:
(a) if one is overweight, losing weight helps
(b) Adjustable bed bases help
(c) check with a sleep medicine provider to check for sleep apnea and cpap machines
(d) new drugs [1]
(e) see whether breathing exercises [2] help
Play the didgeridoo, as one article on the front page recommends.
https://news.ycombinator.com/item?id=48243666
also a night time mouth prosthetic can help some cases short of a cpap (while being much easier to deal with vs a coap)