Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong bat cu snippets" » "cong bat code snippets", "cong ba cu snippets", "cong bao cu snippets", "cong hat cu snippets", "cong bat cua snippets", "cong bat hu snippets", "cong bat tu 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: (((("cong bat cu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong bat cu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong bat cu snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong bat cu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.