get along vs come along

get along and come along both are verbs.

Word	Noun	Adjective	Verb	Adverb
get along	No	No	Yes	No
come along	No	No	Yes	No

As verbs, get along and come along are synonyms defined as:

Other synonyms of get along include advance, come on, get on, progress, shape up.

get along (verb)	come along (verb)
develop in a positive way	come into being or existence, or appear on the scene
have smooth relations	develop in a positive way
proceed or get along