Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mat hang che snippets" » "mat bang che snippets", "dat hang che snippets", "tat thang che snippets", "mat han che snippets", "mat hang cho snippets", "mat sang che 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: (((("mat hang che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mat hang che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mat hang che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat hang che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.