Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pha lich du snippets" » "phan tich du snippets", "phan dich du snippets", "phan xich du snippets", "pha lich su snippets", "pha tich du snippets", "pha tich dau 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: (((("pha lich du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pha lich du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pha lich du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pha lich du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.