- If I'm interested in plural, is the exact quantity an absolute requirement for this question? Usually not, therefore 'multiple' works well to cover all quantities other than one.
- What is the proper name of the feature? In this case 'leader'. (By the way, 'annotation' is another term that would take you to the same article as the second search result rather than first. Also 'arrows' would take you to one article up in the table of contents: 'Multi-jog leaders.'