Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cham dinh du snippets" » "cham dinh code snippets", "tham dinh du snippets", "pham dinh du snippets", "cham binh du snippets", "cham dinh duc snippets", "cham dinh cu snippets", "cham dinh tu 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: (((("python using java snippets") or ("cham dinh du snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cham dinh du snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cham dinh du snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cham dinh du snippets"))) or ("locating bug core snippets"))*.