Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trinh boi so snippets" » "trinh boi code snippets", "trinh hoi so snippets", "trinh bong so snippets", "trinh do so snippets", "trinh noi so snippets", "trinh bai so snippets", "trinh bo so 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: (((("trinh boi so snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh boi so snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( trinh boi so snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh boi so snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.