Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"law can viet snippets" » "law san viet snippets", "law can biet snippets", "law ca viet snippets", "luat can viet snippets", "law can viet slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("law can viet snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("law can viet snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( law can viet snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("law can viet snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.