Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc do minh slippers" » "hoc dao minh slippers", "hoc do dinh slippers", "hoc doan minh slippers", "hoc doi minh slippers", "hoc co minh slippers", "hoc bo minh slippers", "hoc do minh slippery", "hoc do minh grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc do minh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( hoc do minh slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hoc do minh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.