Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lieu hai cua snippets" » "lieu hai code snippets", "lieu tai cua snippets", "lieu bai cua snippets", "lieu lai cua snippets", "lieu thai cua snippets", "lieu hoi cua snippets", "lieu dai cua 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: (((("lieu hai cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lieu hai cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( lieu hai cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu hai cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.