Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tri lieu luu slippers" » "tai lieu luu slippers", "thi lien luu slippers", "tri hieu luc slippers", "tri lieu lon slippers", "tri lieu tu slippers", "tri lieu luu slippery", "tri lieu luu grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("tri lieu luu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tri lieu luu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tri lieu luu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tri lieu luu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.