Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"qui hoach du snippets" » "quy hoach du snippets", "qui hoach su snippets", "qui hoach de snippets", "qui hoach 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: (((("qui hoach 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: (((("qui hoach du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( qui hoach du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qui hoach du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.