Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap mau de snippets" » "phap cau de snippets", "phap dau de snippets", "phap ma de snippets", "phap sau de snippets", "phap mau do 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 mau de 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 mau de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap mau de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap mau de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.