Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"moi da voi snippets" » "moi dan voi snippets", "moi la voi snippets", "moi va voi snippets", "moi dao voi snippets", "moi dua voi snippets", "moi ba 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: (((("moi da 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: (((("moi da voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( moi da voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("moi da voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.