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