more by accident than (by) design

because of luck and not because of skill.

I kicked the ball and, more by accident than design, it found its way into the net.

• sick and tired of
• sick and tired of someone
• sick and tired of something
• sick at heart
• sick of
• sick of someone
• sick of something
• sick to death of
• sick to death of something
• sick to stomach
• sick to your stomach
• sic someone on
• sic someone on someone
• sic something on
• sic something on someone
• side-splitting
• side with
• side with someone
• siege mentality
• sight for sore eyes
• sight unseen
• sign away
• sign away something
• sign death warrant
• signed and sealed