Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mon van chi snippets" » "moi van chi snippets", "mon va chi snippets", "son van chi snippets", "mon van chien snippets", "mon luan chi snippets", "mon van chat 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: (((("mon van chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mon van chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mon van chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mon van chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.