Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoa cac cuu snippets" » "hoa chat cuu snippets", "chon cac cuu snippets", "hoa cap cuu snippets", "hoa cac cau snippets", "hoa cac chu 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: (((("hoa cac cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoa cac cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoa cac cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa cac cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.