Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nuoc rao can snippets" » "nuoc ao can snippets", "nuoc bao can snippets", "nuoc giao can snippets", "nuoc mao can snippets", "nuoc tao can snippets", "nuoc tao canh 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 rao 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: (((("nuoc rao can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nuoc rao can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nuoc rao can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.