Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tuong lai co snippets" » "tuong lai cho snippets", "tuong loai co snippets", "tuong mai co snippets", "truong lai co snippets", "thuong lai co snippets", "huong lai co 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: (((("tuong lai co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tuong lai co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tuong lai co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuong lai co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.