calling *someone's name repeatedly / call *someone's name repeatedly

reiteration / yell *something repeatedly / repeat / reiterate / yelling *something repeatedly

publishing a series of / writing a series of / publish [a novel] serially / publish a series of / write a series of

repeated cultivation of the same crop on the same ground

create a series / creating a series

collaborate / collaboration

print

be involved in / be implicated in

be involved in / implication / involvement / be implicated in

training / train / practice / drill / exercise