Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chat hoc chi snippets" » "chat hoc code snippets", "chat hoa chi snippets", "chat thom chi snippets", "cho hoc chi snippets", "chat hoc chia snippets", "chat hoc cho snippets", "chat hoc chu 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: (((("chat hoc chi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chat hoc chi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chat hoc chi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat hoc chi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.