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