serach engine

It is a computer program that retrieves documents or files or data from a database or from a computer network (especially from the internet). Also, it is designed to search for information on the World Wide Web. The search results are usually presented in a list of results and are commonly called hits. The information may consist of web pages, images, information and other types of files. 

realted search

This is like when you go to a website and you ask for something but they dont have that answer or object in the page but, there is one similar to that page and you can find what you need there instead. 

public domain

A public domain is an intellectual property designation for the range of content that is not owned or controlled by anyone. These materials are public property, and available for anyone to use freely (the "right to copy") for any purpose. Also, there is a public domain software. 

podcatcher

A podcatcher is a software application that automatically checks podcast feeds and automatically download new items 
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plagirazing

The act of plagiarizing: the copying of another person's ideas, text, or other creative work, and presenting it as one's own, especially without permission; Text or other work resulting from this act. 

phrase searching

Phrase searching refers to the use of inverted commas to force a search tool to find terms in a phrase only. For example: "acquired immune deficiency syndrome". Also, a  search process that allows you to combine words so that you only get records where the words are next to each other in the order specified. 

peer-to-peer

A peer-to-peer, commonly abbreviated to P2P, is any distributed network architecture composed of participants that make a portion of their resources (such as processing power, disk storage or network bandwidth) directly available to other network participants, without the need for central.