With a large amount of effort or intensity.
get stuck in
To dedicate a large amount of effort towards.
licence to print money
A means of generating a large income with little effort.
drop in the ocean
A very small or insignificant amount; something of little importance, …
pull one's socks up
To start making an effort; to renew or redouble one's efforts.
uphill battle
A highly difficult task or problem that requires a great amount of eff …
laugh all the way to the bank
To make a large income easily, especially at the expense of others or …