More cowbell - test cases

Test inputs, in the order posted:

"christopher walken begs for more cowbell!"
"the quick brown fox jumps over the lazy dog"
"cowbell"
"cowbell cowbell cowbell"
"cowbell cowbell cowbel"
"bcelow"
"abcdefghijklmnopqrstuvwxyz"
"cccowwwwbbeeeeelllll"
"be well, programming puzzles & code golf"
"lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. wow!"
"c-c-b-c

i have a cow, i have a bell.
uh! bell-cow!
i have a cow, i have a cowbell.
uh! cowbell-cow!

bell-cow, cowbell-cow.
uh! cow-cowbell-bell-cow.
cow-cowbell-bell-cow!
"

Test outputs, in corresponding order:

"christopher walken begs for more cowbell!christopher wal"
"the quick brown fox jumps over the lazy dogthe quick brown fox jumps over the l"
"cowbellcowbell"
"cowbell cowbell cowbellcowbell"
"cowbell cowbell cowbelcowbel"
"bcelowbcel"
"abcdefghijklmnopqrstuvwxyzabcdefghijkl"
"cccowwwwbbeeeeelllllccco"
"be well, programming puzzles & code golfbe well, programming puzzles & c"
"lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. wow!lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut lab"
"c-c-b-c

i have a cow, i have a bell.
uh! bell-cow!
i have a cow, i have a cowbell.
uh! cowbell-cow!

bell-cow, cowbell-cow.
uh! cow-cowbell-bell-cow.
cow-cowbell-bell-cow!
c-c-b-c

i have a cow, i have a bell"