Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"long hai hoa snippets" » "long ha hoa snippets", "cong hai hoa snippets", "dong hai hoa snippets", "long thai hoa snippets", "long dai hoa snippets", "long lai 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: (((("long hai 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: (((("long hai hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( long hai hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("long hai hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.