staples

I buy staples.

私はホチキス針を買います

I buy staples with my coworker.

私は同僚とホチキス針を買います

I buy staples with my coworker today.

私は同僚と今日ホチキス針を買います

I buy staples with my coworker at the stationery shop today.

私は同僚と今日文具店でホチキス針を買います

I buy staples for binding reports with my coworker at the stationery shop today.

私は同僚と今日文具店で報告書を綴じるために使うホチキス針を買います