Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"de tranh nhap slippers" » "de tranh chap slippers", "de trinh nhap slippers", "de thanh nhan slippers", "de thanh nhap slippers", "dau tranh nhap slippers", "nen tranh nhap slippers", "de tranh nhap slippery", "de tranh nhap 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 ("de tranh nhap slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("de tranh nhap slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( de tranh nhap slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("de tranh nhap slippers"))) or ("locating bug code snippets"))*.