Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac hoa hoi snippets" » "cac hoat hoi snippets", "cac khoa hoi snippets", "cau hoa hoi snippets", "cac hoa hoc snippets", "cac hoa 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: (((("cac hoa hoi 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 hoa hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac hoa hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac hoa hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.