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