Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nghi dinh le snippets" » "nghi dinh ve snippets", "nghi dinh ly snippets", "nghi dinh ket snippets", "nghia dinh le snippets", "ghi dinh le snippets", "nghe dinh le 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: (((("nghi dinh le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nghi dinh le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nghi dinh le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nghi dinh le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.