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