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