Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"choi va anh snippets" » "hoi va anh snippets", "chai va anh snippets", "cho va anh snippets", "choi van anh snippets", "choi va danh snippets", "choi va hanh snippets", "choi va anh 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: (((("choi va anh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("choi va anh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( choi va anh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("choi va anh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.