Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"qua tuc doi snippets" » "qua thuc doi snippets", "cua tuc doi snippets", "luat tuc doi snippets", "qua tu doi snippets", "qua luc doi 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: (((("qua tuc doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("qua tuc doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( qua tuc doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qua tuc doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.