Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"su dung tu slippers" » "su dung thu slippers", "su dung tru slippers", "su dung cu slippers", "su dung tu slippery", "su dung 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: (((("su dung 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: (((("su dung tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( su dung tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("su dung tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.