Perhaps you should try some spelling variations:
"lochating bug core snippets" » "lochating bug code snippets", "locating bug core snippets"
"hai luc cao snippets" » "hai luc code snippets", "hai cuc cao snippets", "khai luoc cao snippets", "nhan luc cao snippets", "hai luc cho snippets", "hai luc canh snippets", "hai quoc cao 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: (((("hai luc cao snippets") or ("python using java snippets"))) or ("lochating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hai luc cao snippets") OR ("python using java snippets"))) OR ("lochating bug core snippets")).
• Removing quotes may allow a broader search: (((( hai luc cao snippets ) or ( python using java snippets ))) or ( lochating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai luc cao snippets") or ("python using java snippets"))) or ("lochating bug core snippets"))*.