Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan cao van slippers" » "lang cao van slippers", "lan cho van slippers", "nang cao van slippers", "lan cac van slippers", "lan dao van slippers", "lan cao dang slippers", "lan cao van slippery", "lan cao van 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: (((("lan cao van slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lan cao van slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan cao van slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan cao van slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.