Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ngoc so cuu snippets" » "ngoc son cuu snippets", "ngoc sy cuu snippets", "nuoc so cuu snippets", "ngoc so huu snippets", "ngoc ho cuu snippets", "ngoc so cau 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: (((("ngoc so cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngoc so cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ngoc so cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngoc so cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.