Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong xon hoa snippets" » "cong lon hoa snippets", "cong hon hoa snippets", "cong dong hoa snippets", "cong mon hoa snippets", "cong son hoa snippets", "cong bon hoa 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: (((("cong xon hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong xon hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong xon hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong xon hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.