Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhung so tu slippers" » "nhung bo tu slippers", "nhung su tu slippers", "nhung se tu slippers", "nhung so du slippers", "nhung co tu slippers", "nhung so tu slippery", "nhung so tu 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: (((("nhung so tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhung so tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhung so tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhung so tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.