Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cau qua dan slippers" » "cau qua danh slippers", "cau qua ban slippers", "cau cua dan slippers", "cau qua dan slippery", "cau qua 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: (((("cau qua 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: (((("cau qua dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cau qua dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cau qua dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.