A good way to determine whether a word or phrase is functioning as a gerund versus a present participle is to replace it with the wordsomething. If the replacement works, then the word or phrase is a gerund. Verbal Gerund Examples:
158. concordance: the use of computer to search for a particular word,sequence of words.or perhaps even a part of speech in a text.The computer can also receive all examples of a particular word,usually in a context,which is a further aid to the linguist.It can also calculate the ...