Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung lai ca snippets" » "dung tai ca snippets", "dung lam ca snippets", "dung sai ca snippets", "dung lai cua snippets", "dung lai cam snippets", "dung loai ca 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: (((("dung lai 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: (((("dung lai ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung lai ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung lai ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.