Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nang tac can snippets" » "nang tai can snippets", "sang tac can snippets", "nang tao can snippets", "nang tac van snippets", "nang tac quan snippets", "nang tac vang 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: (((("nang tac can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nang tac can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang tac can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang tac can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.