Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap cau soc snippets" » "phan cau soc snippets", "pha cau soc snippets", "phap ca soc snippets", "phap cau hoc snippets", "phap cu soc snippets", "phap cham soc 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 cau soc 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 cau soc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap cau soc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap cau soc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.