Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ho nam hoc snippets" » "ho nam moc snippets", "ho nam hoi snippets", "ho am hoc snippets", "hoc nam hoc snippets", "pho nam hoc snippets", "hoa nam hoc 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: (((("ho nam hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ho nam hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ho nam hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ho nam hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.