Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"noi tieng bo snippets" » "hoc tieng bo snippets", "noi tien bo snippets", "noi tieng o snippets", "noi tieng noi 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: (((("noi tieng bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("noi tieng bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( noi tieng bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("noi tieng bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.