Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"thi ba nguoi snippets" » "thi ban nguoi snippets", "thi ca nguoi snippets", "thi va nguoi snippets", "thi ha nguoi snippets", "thi ra nguoi snippets", "thi bach nguoi 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: (((("thi ba nguoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi ba nguoi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thi ba nguoi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi ba nguoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.