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