fall over each other
... fall out 争吵; 闹翻了 fall over each other 争先恐后 (去争宠或讨人欢心) fall (all) over oneself 过分殷勤 ...
Fall over one another
Fall head over heels in love神魂颠倒 Fall over one another 争先恐后 Fan the flames 扇风点火 ..
falling over one another
... back to square one 回到出发点 falling over one another 争先恐后 in the wake of 紧接在…之后(发生) ...