Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cham bi ca snippets" » "cham binh ca snippets", "cham hoi ca snippets", "cham lai ca snippets", "cham bai ca snippets", "cham li ca snippets", "cham bi va 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: (((("cham bi 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: (((("cham bi ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cham bi ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cham bi ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.