Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc he noi snippets" » "thuoc he noi snippets", "thuc te noi snippets", "thuc ve noi snippets", "thuc ha noi snippets", "thuc he moi snippets", "thuc ghep noi 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: (((("thuc he noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc he noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc he noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc he noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.