Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phu tung cap snippets" » "phu hung cap snippets", "thu tuong cap snippets", "nhu trung cap snippets", "phu trung cap snippets", "phu cung cap snippets", "phu thong cap 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: (((("phu tung cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phu tung cap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phu tung cap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phu tung cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.