Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nuoc do cay snippets" » "nuoc doi cay snippets", "nuoc o cay snippets", "nuoc xo cay snippets", "nuoc do cao snippets", "nuoc do cac 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 do cay 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 do cay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nuoc do cay snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nuoc do cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.