Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc ha nghe snippets" » "luc hoa nghe snippets", "luc va nghe snippets", "luc da nghe snippets", "vuc ha nghe snippets", "duc ha nghe 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: (((("luc ha nghe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc ha nghe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc ha nghe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc ha nghe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.