Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khoi mu chiu snippets" » "khoi su chiu snippets", "kho mu chiu snippets", "khoi cua chiu snippets", "khoi tu chiu snippets", "khoi cau chiu 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: (((("khoi mu chiu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoi mu chiu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khoi mu chiu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoi mu chiu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.