linking words and phrases

adding a point
as well as
not only
in addition to

developing a point
in addition
moreover

contrast
however
all the same
although
while
even though
despite the fact that
none the less
still
as opposed to
in contrast

explain reasons
as a result
accordingly
consequently
for that reason
in turn

making generalisation
breadly speaking
generally speaking
on the whole

starting
for a start
first of all
in the first place
for one thing

giving new information
incidentally
by the way

concession/ qualification
even so
all the same
having said that

reality
to tell the truth