The following is a excerpt of text file: 
right lymph node
lymph fluid

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how would i match for the longest string first, then shorter string in the example of above i would want my program to print out lymph node as the tissue type in line 1 but lymph in line 2 i have a table of relevant terms to match to, but there are separate entries for lymph and lymph node

Originally posted as a Categorized Question.

In reply to How do I match for several strings, matching the longest stringfirst? by g man

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