Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tri tao con snippets" » "tri tai con snippets", "tai tao con snippets", "tri nao con snippets", "tri cao cong snippets", "tri vao cong snippets", "tri 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: (((("tri 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: (((("tri tao con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tri tao con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tri tao con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.