Right-click the master bin clip, then click Copy or <ctrl-C>.
Right-click an empty space in the bin and click Paste (Clip) or <ctrl-V> as many times as desired.
Each clip can be trimmed independently with the Set Start and Set End buttons under the preview window. Then drop them to the timeline.
Or a clip on the timeline can be trimmed, then dragged to the bin. That moves it from the timeline to the bin, with an incremented # - such as (1).
Untitled.mp4