どうたらこうたら

expression, noun

something-something; yada yada; so-and-so

Used as a placeholder for vague or repetitive speech, similar to 'blah blah blah' or 'and so on'. Often implies the speaker is glossing over details or quoting empty platitudes.

• 彼かれはどうたらこうたら言いい訳わけばかりしている。

  He keeps making excuses, saying something-something.

• 会かい議ぎではどうたらこうたらと難むずかしい話はなしが続つづいた。

  At the meeting, they went on with yada yada about complicated stuff.