Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dai viet dat slippers" » "mai viet dat slippers", "dao viet dat slippers", "tai viet dat slippers", "dai viec dat slippers", "dai viet da slippers", "dai viet dao slippers", "dai viet dat slippery", "dai viet 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: (((("dai viet 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: (((("dai viet dat slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dai viet dat slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dai viet dat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.