Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi dan thi slippers" » "hoi dan thi slippers", "doi ban thi slippers", "doi dau thi slippers", "doi dang thi slippers", "doi tran thi slippers", "doi dinh thi slippers", "doi dan thi slippery", "doi dan thi grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("doi dan thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi dan thi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi dan thi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi dan thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.