Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lai thi hoat snippets" » "lai thi hoa snippets", "lai thi hoan snippets", "lai thi hoai snippets", "tai thi hoat snippets", "bai thi hoat snippets", "hai thi hoat 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: (((("lai thi hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lai thi hoat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lai thi hoat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lai thi hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.