Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong dan tra slippers" » "dong danh tra slippers", "duong dan tra slippers", "dong san tra slippers", "dong dan ta slippers", "dong van tra slippers", "dong dang tran slippers", "dong dan tra slippery", "dong dan tra 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: (((("dong dan tra slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong dan tra slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong dan tra slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong dan tra slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.