Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van ket phan slippers" » "van ke phan slippers", "van viet phan slippers", "van kenh phan slippers", "gan ket phan slippers", "luan ket phan slippers", "van kien phan slippers", "van ket phan slippery", "van ket phan 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: (((("van ket phan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van ket phan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van ket phan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van ket phan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.