Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc tai hoi snippets" » "hoc dai hoi snippets", "hoc tap hoi snippets", "hoc bai hoi snippets", "hoc tai khoi snippets", "hoc tai hai 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 tai hoi 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 tai hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc tai hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc tai hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.