Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi hanh dan slippers" » "doc hanh dan slippers", "doi khang dan slippers", "thi hanh dan slippers", "doi thanh dan slippers", "doi hanh san slippers", "doi canh dan slippers", "doi hanh dan slippery", "doi hanh dan 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 hanh 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: (((("doi hanh dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi hanh dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi hanh dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.