Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dat nam cham snippets" » "dat nam code snippets", "dat nang cham snippets", "dat nam chi snippets", "dat nam cao snippets", "dan nam cham snippets", "dao nam cham snippets", "dai nam cham snippets"
"python using java snippets" » "python using data 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: (((("dat nam cham snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dat nam cham snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dat nam cham snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat nam cham snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.