Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong ket dan slippers" » "dong kem dan slippers", "dung ket dan slippers", "dong viet dan slippers", "dong ket doan slippers", "dong ke dan slippers", "dong ket van slippers", "dong ket dan slippery", "dong ket 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: (((("dong ket 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: (((("dong ket dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong ket dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong ket dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.