Searching the Internet as it evolves, is an evolving science. Searching efficiently and effectively requires thinking about your topic in advance, selecting keywords and developing search statements so that the search engine can locate what you need. In essence, you need to speak to the search engine in a "language" it can process and apply to the billions of sites on the Internet.
Taking the time to learn and use the searching tips, tools, and techniques at the sites linked above will save you effort and time. Please use them.