You should only use one keyword in a single search
Inverted commas are useful to find something you’ve already seen.
Words like ‘an’ are unhelpful in a search.
If your keyword could refer to a lot of different things, you can't avoid getting a long list of results.
Small spelling mistakes aren’t important.
Some search engines give different results to different people.
Some websites contain false information.
You should try to be as exact as possible.
You shouldn't try different ways to search
You should mistyped words because it't not important
You should narrow the search
You shouldn't use inverted commas
Adding a minus symbol could be useful for accuracy
Por favor espera - en proceso…