Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"le tang han snippets" » "le tang hanh snippets", "le tang van snippets", "le tang ha snippets", "le quang han snippets", "le trung han snippets", "le thanh han snippets", "le tang han slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("le tang han snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("le tang han snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( le tang han snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("le tang han snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.