Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu hoan nom snippets" » "luu hoang nom snippets", "cuu van nom snippets", "cuu khoa nom snippets", "cuu han nom snippets", "cuu hoang nam snippets", "cuu doan nam 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: (((("cuu hoan nom snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuu hoan nom snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu hoan nom snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu hoan nom snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.