Perhaps you should try some spelling variations:
"hanh trinh java snippets" » "canh tranh java snippets", "hanh chinh java snippets"
"duong cao chat snippets" » "duong co chat snippets", "duong dao chat snippets", "duong cac chat snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("hanh trinh java snippets") or ("duong cao chat snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh trinh java snippets") OR ("duong cao chat snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh trinh java snippets ) or ( duong cao chat snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh trinh java snippets") or ("duong cao chat snippets"))) or ("locating bug code snippets"))*.