Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"python using java snippets" » "python using data snippets"
"nhat do duc snippets" » "nhat so duc snippets", "nhat de duc snippets", "hat do duc snippets", "nhat dao duc snippets", "nhat do duy snippets"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhat do duc snippets") OR ("python using java snippets"))) OR ("locating bug code slippers"))~.
• Removing quotes may allow a broader search: (((( nhat do duc snippets ) or ( python using java snippets ))) or ( locating bug code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("nhat do duc snippets") or ("python using java snippets"))) or ("locating bug code slippers"))*.