| (: Name: combiningnodeseqintersecthc1 :) | |
| (: Description: Simple combination of node sequences involving different node sequences that results in empty sequence . Use "intersect" operator. :) | |
| (: Uses the count function to avoid the empty file for results. :) | |
| count((<a>0</a>,<a>1</a>) intersect (<a>3</a>,<a>4</a>)) |