Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat den coi snippets" » "hoat den coi snippets", "hat dan coi snippets", "hat de coi snippets", "hat den voi snippets", "hat den cong snippets"
"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: (((("hat den coi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hat den coi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat den coi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat den coi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.