Keep in mind that Google is not transparent about the journals or time ranges it indexes, and publishers occasionally request that Google Scholar not index their publications. Non-scholarly and/or non-peer reviewed material may also appear in Google Scholar, so it is best used in conjunction with other search tools.
Like other Google search products, Google Scholar starts with a basic search blank. You might need the results of more specific searches - access the Advanced Search via the expansion menu on the left side of the page.
Enter your search terms in the blanks. To search for exact phrases, put your search terms in quotes.
Sometimes the item you might want doesn't have a full text link. If this happens, you can try:
Here's an example of the item being available through the All 9 versions link:
And here's what we find on the next page:
In this case, you find PDFs posted elsewhere.