Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sinh cau de snippets" » "trinh cau de snippets", "sinh vat de snippets", "sinh va de snippets", "sinh cau den snippets", "sinh cau do snippets", "sinh cuu de 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: (((("sinh cau de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sinh cau de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sinh cau de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sinh cau de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.