Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lang nam so snippets" » "dang nam so snippets", "hang nam so snippets", "nang nam so snippets", "lang nam sao snippets", "lang nam bo 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: (((("lang nam 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: (((("lang nam so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lang nam so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lang nam so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.