Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cad trong le snippets" » "cay trong le snippets", "ca trong le snippets", "chat trong le snippets", "cad trong lam snippets", "cad trong ca snippets", "cad trong va 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: (((("cad trong le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cad trong le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cad trong le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cad trong le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.