Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"son bon cong snippets" » "son bo cong snippets", "son ban cong snippets", "son bot cong snippets", "son con cong snippets", "son binh cong snippets", "song con cong 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: (((("son bon cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("son bon cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( son bon cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("son bon cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.