function: addition (4)	besides, moreover, in addition, furthermore
function: conclusion (3)	lastly, in conclusion, finally
function: consequence (3)	so, therefore, consequently
function: contrast (3)	but, however, even so
function: equivalence (3)	this is to say, namely, in other words
function: example (3)	for instance, such as, for example
function: generalization (3)	in most cases, as a rule, on the whole
function: highlighting (4)	mainly, chiefly, in particular, especially
function: stating the obvious (4)	of course, naturally, obviously, clearly
function: summary (3)	to sum up, overall, in brief
function: beginning (3)	to start with, to begin with, first and foremost