当初遇她后来与他 This name reflects on the journey of relationships :

Relation Nicknames

当初遇他后来与她 [dāng chū yù tā hòu lái yŭ tā]
Met Him Then Met Her Later describes a bittersweet experience where past encounters are contrasted ...
她遇见他 [tā yù jiàn tā]
She Met Him denotes simply meeting another soul which could mark start of story ranging from friendship ...
他遇她她和他 [tā yù tā tā hé tā]
He met her ; she and he is somewhat enigmatic possibly depicting a significant moment or turning ...