Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cap pham can snippets" » "cap phan can snippets", "cau pham can snippets", "tap pham can snippets", "cap pham van snippets", "cap pham lan snippets", "cap pham ca 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: (((("cap pham can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cap pham can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap pham can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap pham can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.