Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao phi hoat snippets" » "dao chi hoat snippets", "dao thi hoa snippets", "dao thi hoan snippets", "dao thi hoat snippets", "dao phu hoat snippets", "dao phat 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: (((("dao 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: (((("dao phi hoat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao phi hoat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao phi hoat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.