Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap han hoe snippets" » "phap hoan hoe snippets", "phap phan hoe snippets", "phap nang hoe snippets", "phap van hoe snippets", "phap han ho snippets", "phap hang 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: (((("phap han hoe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap han hoe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap han hoe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap han hoe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.