Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"goc tao cau snippets" » "ngoc tan cau snippets", "ngoc hao cau snippets", "cuoc tao cau snippets", "goc tao cu snippets", "goc tao cao snippets", "goc tao sau 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: (((("goc tao cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("goc tao cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( goc tao cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("goc tao cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.