Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"yan hang ton snippets" » "yan zhang ton snippets", "ban hang ton snippets", "van hang ton snippets", "yan hang nong snippets", "yan hang cong snippets", "yan hang tai 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: (((("yan hang ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("yan hang ton snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( yan hang ton snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("yan hang ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.