Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"mon viet trinh slippers" » "mon viet trung slippers", "mon viet thanh slippers", "mon viet trong slippers", "man viet trinh slippers", "mo viet trinh slippers", "muong viet trinh slippers", "mon viet trinh slippery", "mon viet trinh grippers"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code 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: (((("using java code snippets") or ("mon viet trinh slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("mon viet trinh slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( mon viet trinh slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("mon viet trinh slippers"))) or ("locating bug code snippets"))*.