Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ung thu te snippets" » "ung thuc te snippets", "ung thu xe snippets", "ung thu tu snippets", "dung thu te snippets", "cung thu te 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: (((("ung thu te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ung thu te snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ung thu te snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ung thu te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.