Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"long hoa doi snippets" » "long khoa doi snippets", "luong hoa doi snippets", "dong hoa doi snippets", "long hoa dai snippets", "long hoc doi snippets", "long xoa doi 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: (((("long hoa doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("long hoa doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( long hoa doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("long hoa doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.