Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"pham anh cua snippets" » "pham anh code snippets", "pham thanh cua snippets", "pham minh cua snippets", "pham van cua snippets", "pham manh cua snippets", "pham hanh cua snippets", "pham canh cua 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 ("pham anh cua snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("pham anh cua snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( pham anh cua snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("pham anh cua snippets"))) or ("locating bug core snippets"))*.