These are the songs sorted according to the word you are looking for (just)

Britney Spears - Circus

Mark Ronson - Uptown Funk Ft Bruno Mars

Justin Bieber - Ba Ft Ludacris

Justin Bieber - What Do You Mean

Dj Snake - Let Me Love You Ft Justin Bieber

Justin Bieber - Beauty And A Beat Ft Nicki Minaj

Justin Bieber - Boyfriend

Justin Bieber - Yummy

Justin Bieber - Company

Major Lazer - Cold Water Feat Justin Bieber & Mø