Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mach dinh du snippets" » "hoach dinh du snippets", "xac dinh du snippets", "mach dien du snippets", "mach dinh duc snippets", "mach dinh cu snippets", "mach dinh tu 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 dinh du 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 dinh du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mach dinh du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mach dinh du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.