Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van du phi slippers" » "van duy phi slippers", "van dau phi slippers", "van de phi slippers", "van du chi slippers", "van du phu slippers", "van du phi slippery", "van du phi 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: (((("van du phi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van du phi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van du phi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van du phi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.