Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"menh cac dan slippers" » "minh cac dan slippers", "minh cach dan slippers", "dinh cac dan slippers", "menh cac dan slippery", "menh cac dan grippers"
"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: (((("menh cac dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("menh cac dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( menh cac dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("menh cac dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.