Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"rang hat dan slippers" » "rang ham dan slippers", "dang hat dan slippers", "lang hat dan slippers", "rang hat van slippers", "rang mat dan slippers", "rang nhat danh slippers", "rang hat dan slippery", "rang hat 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: (((("rang hat 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: (((("rang hat dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( rang hat dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("rang hat dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.