Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dau nuoc ca snippets" » "dat nuoc ca snippets", "dau ngoc ca snippets", "cap nuoc ca snippets", "dau nuoc cua snippets", "dau nuoc cap snippets", "dau nuoc 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: (((("dau nuoc 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: (((("dau nuoc ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dau nuoc ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dau nuoc ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.