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