Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat buoc da snippets" » "dat nuoc da snippets", "dat duoc da snippets", "vat duoc da snippets", "bat buoc dau snippets", "bat buoc de snippets", "bat luoc dai 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: (((("bat buoc da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bat buoc da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat buoc da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat buoc da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.