Electrician Wires came out of 3 way switch

Wires came out of 3 way switch

Hi, looking for advice on wiring on a 3 switch light One turns light on outside front door, second one for light in bottom hall and third is for light in hall at top of the stairway.
Before decorating the switch was slackened off for painting around. Unfortunately a brown live wire and a yellow wire with a red sleeve have come out of the terminals as switch came out of casing.
I believe the white wire is for the outside litght.

The top terminals read Common - way 1 - way 2 - Common
Bottom terminal reads Way 1 - way 2 - Common - way 1 - way

If anyone can suggest which terminal they have come out off I would be very

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