Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dac dinh cu snippets" » "xac dinh cu snippets", "dac tinh cu snippets", "dao dinh cu snippets", "dac dinh cuu snippets", "dac dinh chuc snippets", "dac dinh chau 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: (((("dac dinh cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dac dinh cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dac dinh cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dac dinh cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.