Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"diep tinh le snippets" » "diep thinh le snippets", "diep trinh le snippets", "diep dinh le snippets", "dien tinh le snippets", "dieu tinh le snippets", "diem tinh 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: (((("diep tinh 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: (((("diep tinh le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( diep tinh le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("diep tinh le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.