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