How to delete the word in the search record in win7

The search function in the win7 system is still very powerful. Many times we will use it to find some things we forgot to put. But this will expose our privacy. When others use your computer, you can see the words your computer has searched. Although many times have no effect on us, sometimes we don't want people to know about privacy, then I will delete the words remembered in Soso.
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How to disclose your privacy
We often say that there is a picture of the truth, then the picture below.

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From the above picture, we can see that the words we searched for are basically remembered in the computer, and I suggest that we only need to delete we do not want people to know what we searched. The word will do. If we didn't turn off this feature, we could know what he searched when someone searched for something on our computer, so that I could know what he was playing with our computer.
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How to delete the word in win7 to delete the search record.
We only need to mouse over the word like the deleted word to black out, press the Delete button, you can delete the word we want to delete!