'Not Provided' is one phrase you are going to start seeing a lot more of in Google Analytics since the recent update by Google to encrypt all organic keyword searches.
So is there anyway to get more out of your 'Not Provided' numbers? One trick we use is to add a Filter that shows what Landing Pages your 'Not Provided' keywords searches were sent to. Although this is not the answer to what the search phrase was initially, it does give you some interesting clues into what the phrase would have been about.
For example, if you see the following landing page received 12 clicks in your Organic Keyword list - /business-catalyst-seo/keyword-research you could have an educated guess that the search was about 'keyword research', 'business catalyst keyword research' or 'seo keyword research'.
Instead of seeing (not provided), wouldn't you prefer to see this -
