Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nuoc huu can snippets" » "ngoc huu can snippets", "duoc huu can snippets", "nuoc chau can snippets", "nuoc huu chan snippets", "nuoc huu han snippets", "nuoc hau can 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 huu 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 huu can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nuoc huu can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nuoc huu can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.