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