Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cham den ca snippets" » "cham nen ca snippets", "thai den ca snippets", "chat deo ca snippets", "cham den cac snippets", "cham den cam snippets", "cham dien ca 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 den 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 den ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cham den ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cham den ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.