Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac xuat chi snippets" » "xac xuat chi snippets", "cac luat chi snippets", "cac thuat chi snippets", "cac xuan chin snippets", "cac xuat chao snippets", "cac luan chi 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: (((("cac xuat chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac xuat chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac xuat chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac xuat chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.