Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cho don ca snippets" » "cho don code snippets", "cho dong ca snippets", "cho lon ca snippets", "cho doi ca snippets", "cho dan ca snippets", "cho don va snippets", "cho don ha 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: (((("cho don ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho don ca snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cho don ca snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho don ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.