Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tuong ly doi snippets" » "huong ly doi snippets", "thong ly doi snippets", "trong ly doi snippets", "tuong ly dai snippets", "tuong ky doi snippets", "tuong ly do 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 ly doi 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 ly doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tuong ly doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuong ly doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.