Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu than so snippets" » "lieu tham so snippets", "lieu phan so snippets", "lieu thay so snippets", "lieu than sao snippets", "lieu than vo snippets", "lieu than go 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: (((("lieu than so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lieu than so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu than so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu than so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.