Match the set phrases for clarification to the problems.

to speak louder:	--------------???-------------- Could you speak a little louder, please? Could you repeat that, please? Could you please spell that word for me? It is …, isn’t it?. Did I get it right? Could you elaborate on this point a bit, please?
to speak again:	--------------???-------------- Could you speak a little louder, please? Could you repeat that, please? Could you please spell that word for me? It is …, isn’t it?. Did I get it right? Could you elaborate on this point a bit, please?
to spell … for you:	--------------???-------------- Could you speak a little louder, please? Could you repeat that, please? Could you please spell that word for me? It is …, isn’t it?. Did I get it right? Could you elaborate on this point a bit, please?
to check if you understand correctly:	--------------???-------------- Could you speak a little louder, please? Could you repeat that, please? Could you please spell that word for me? It is …, isn’t it?. Did I get it right? Could you elaborate on this point a bit, please?
to explain certain point:	--------------???-------------- Could you speak a little louder, please? Could you repeat that, please? Could you please spell that word for me? It is …, isn’t it?. Did I get it right? Could you elaborate on this point a bit, please?