make sense (out) of (something)
To interpret something in a way that one can understand or that reveals some purpose, reason, etc. It will be a long time before we can begin to make sense of this tragedy. Can you make sense out of these markings? Is it a code, or what?
make (some) sense (out) of someone or something
to understand someone or something. I can't make sense out of Doris and what she has done! No one can make sense out of Tom's story.
make ˈsense of something
understand something that is difficult or not very clear: I don’t understand these instructions. Can you make any sense of them?