Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan duoc ve snippets" » "nhan cuoc ve snippets", "nhan quoc ve snippets", "phan duoc ve snippets", "nhan duoc va snippets", "nhan nuoc ve snippets", "nhan duoc vo 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: (((("nhan duoc ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan duoc ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan duoc ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan duoc ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.