Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc xay doc snippets" » "thuc day doc snippets", "tuc xay doc snippets", "thuat xay doc snippets", "thuc ngay doc 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 xay doc 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 xay doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc xay doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc xay doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.