Reverse keyword order to improve web search Quality

We usually enter keywords in the Google text box and start searching,
Here is a small trick that is ignored by many people-the order of keyword input is different, it will affect
Search results.
We open www.g.cn (this domain name is an ultra short domain name purchased by Google China,
Intended to make Chinese users easy to remember) go to Google and enter: VC ++ 2008 video tutorial in the text box.
After you press enter, you can see the query results of 791,000 items that match the "VC ++ 2008 video tutorial. 1-2:

(Figure 1)

(Figure 2)

Enter: tutorial VC ++ 2008 video in the text box
After you press enter, you can see the query results of 897,000 items that match the "tutorial VC ++ 2008 video. 3-4:

(Figure 3)

(Figure 4)

The experiment results show us a way to use Google: changing the order of keywords can improve the search results.
We can also reverse the above keywords in order to get more different search results.