Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap hoa mon snippets" » "phap hoan mon snippets", "phap khoa mon snippets", "phap hoc mon snippets", "phap hoa moi snippets", "phap ho mon 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 hoa mon 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 hoa mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap hoa mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap hoa mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.