Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nuoc duc cao snippets" » "ngoc duc cao snippets", "nuoc cuc cao snippets", "duoc duoc cao snippets", "nuoc duc dao snippets", "nuoc doc cao snippets", "nuoc duc bao 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: (((("nuoc duc cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nuoc duc cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nuoc duc cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nuoc duc cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.