If you don't turn the knob just so, the door won't open.
Just-so Sentence Examples
There's no point in being uncomfortable just so you can prove what a macho man you are.
It's just so overwhelming I don't know how else to react.
It's like we try to do good and theses unintended side effects occur; the deputy sheriff in Alabama, that Youngblood jerk in California, plus the parents murdered just so the discovery of their child's abduction would be delayed.
She'll give up her husband who she practically calls stupid and this other Abbott person just so she can live.
I know but … just so you know, it's not a relationship.