Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang dinh le snippets" » "dang sinh le snippets", "dang dieu le snippets", "van dinh le snippets", "dang dinh ve snippets", "dang dinh ly snippets", "dang dinh ket 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: (((("dang 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: (((("dang dinh le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang dinh le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang dinh le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.