Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban mon rong snippets" » "ban mo rong snippets", "ban mon huong snippets", "ban ion trong snippets", "ban muon rong snippets", "ban moi rong snippets", "dan mon rong snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("ban mon rong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban mon rong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban mon rong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban mon rong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.