Components should be limited to ritual type spells - those that take turns to cast (typically out of combat) and that are difficult. The components and other items should help increase your chance of success. For normal spells get rif of them, or use focus items instead.
I think all Clerics must choose a power to worship - either a single being or a pantheon.
If you worship a single being then you get all spells from that beings granted domains and a diety specific power.
If you worship a pantheon then you can choose spells from differnt dieties up to some...