Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van tham dat slippers" » "van thanh dat slippers", "van tuan dat slippers", "van chat dat slippers", "van pham dat slippers", "van tham dam slippers", "van tham dat slippery", "van tham 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: (((("van tham 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: (((("van tham dat slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van tham dat slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van tham dat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.