Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"can phi hoat snippets" » "can chi hoat snippets", "can thi hoa snippets", "can thi hoan snippets", "can thi hoat snippets", "chau phi hoat 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: (((("can phi hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("can phi hoat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( can phi hoat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("can phi hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.