Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuyen su do snippets" » "chuyen san do snippets", "chuyen ngu do snippets", "chuyen de do snippets", "chuyen su dao snippets", "chuyen su doi snippets", "chuyen so do 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: (((("chuyen su do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chuyen su do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuyen su do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuyen su do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.