那个男女 That Man and Woman refers to a specific couple or pair often implying

Relation Nicknames

那个男人 [nèi gè nán rén]
That Man is a nondescript reference which might suggest anonymity or mystery around oneself but ...
那个女人我娶你那个男人我愿意 [nèi gè nǚ rén wŏ qŭ nĭ nèi gè nán rén wŏ yuàn yì]
In this context that woman and that man likely refer to specific people and the sentence expresses ...
那个女人那个男人 [nèi gè nǚ rén nèi gè nán rén]
Literally That Woman That Man this name seems introspective referring ambiguously to specific ...