Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chu tao con snippets" » "che tao con snippets", "cau tao con snippets", "chu tai con snippets", "chu cao cong snippets", "chu vao cong snippets", "chu tao dong 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: (((("chu tao con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chu tao con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chu tao con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chu tao con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.