How do i make HQ Combos? what should i use?

[Dr.Respectfull]

Hi so ive watched alot of tutorails on how to make HQ Combos but doing it with sqli just takes alot of time so i wonder is there any other programs i can use to make combos??
i use slayer leecher right now but i dont get alot of hits or do i need good keywords to get more hits??
Thanks for the help!