Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mach so doi snippets" » "mach so do snippets", "mach so di snippets", "mach so dai snippets", "sach so doi snippets", "cach so doi snippets", "manh so 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: (((("mach so 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: (((("mach so doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mach so doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mach so doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.