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