Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dat cho cham snippets" » "dat cho code snippets", "dat co cham snippets", "dat chao chao snippets", "dat chin cham snippets", "dac cho cham snippets", "day cho cham snippets", "dan cho 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 cho 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 cho cham snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dat cho cham snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat cho cham snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.