Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tue trinh ve snippets" » "tue trinh code snippets", "tue tinh ve snippets", "tuyet trinh ve snippets", "tien trinh ve snippets", "tue trinh he snippets", "tue trinh va snippets", "tue trinh vi 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: (((("tue trinh ve snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tue trinh ve snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tue trinh ve snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tue trinh ve snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.