Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con dung mo snippets" » "con duong mo snippets", "cong dung mo snippets", "con rung mo snippets", "con dung co snippets", "con dung cho snippets", "con dung von 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: (((("con dung mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("con dung mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con dung mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con dung mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.