日を追うごとに

ひをおうごとに

day by day; with each passing day; as the days go by

年を追うごとに

としをおうごとに

year after year; as the years go by; with each passing year

月ごと

つきごと

monthly

幻を追う

まぼろしをおう

to pursue an illusion, to pursue a fantasy, to pursue phantoms

順を追う

じゅんをおう

to follow in order, to go through step-by-step

夢を追う

ゆめをおう

to go after one's dreams; to follow one's dreams; to pursue one's dreams

年を追う

としをおう

as one gets on in their years, as the years pass, year after year

後を追う

あとをおう

to pursue

巻を追う

かんをおう

to read volume by volume; to go on reading

年ごとに

としごとに

annually; every year

事ごとに

ことごとに

in everything

日ごとに

day by day; every day; by the day

背中を追う

せなかをおう

to walk behind someone

二兎を追う

にとをおう

to chase after two hares; to try and do two things at the same time

半年ごとに

semiannually; biannually; half-yearly; every six months

月下に

げっかに

in the moonlight

月毎に

つきごとに

monthly

月と鼈

つきとすっぽん

like chalk and cheese (superficially similar, but completely different) (the moon and a turtle shell are both round, but they are otherwise completely different), like day and night, like the difference between heaven and hell

月とスッポン

つきとスッポン

two things that superficially similar but completely different; night and day; chalk and cheese; the Moon and a turtle