Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tinh mach c1 snippets" » "trinh mach c1 snippets", "tinh cach c1 snippets", "tinh xach c1 snippets", "tinh mach cao snippets", "tinh mach cua 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: (((("tinh mach c1 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tinh mach c1 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tinh mach c1 snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tinh mach c1 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.