Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat buoc ca snippets" » "dat nuoc ca snippets", "dat duoc ca snippets", "vat duoc ca snippets", "bat buoc chan snippets", "bat buoc chao snippets", "bat buoc dau 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 ca 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 ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat buoc ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat buoc ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.